Merge pull request 'Feat/10 adding multiplayer fundamentals' (#14) from feat/10-adding-multiplayer-fundamentals into main

Reviewed-on: #14

.gitignore

@@ -51,3 +51,6 @@ user_settings/
 *LF*
 tags
 *.log
+Papaya-Shooter.pck
+Papaya-Shooter.exe
+Papaya-Shooter.console.exe

characters/humanoid_model.gd

@@ -36,6 +36,8 @@ var movement_speed: float = 0.0
 var _anim_time: float = 0.0
 
 func _ready() -> void:
+	rotation_degrees.y = 180
+	
 	var mat := StandardMaterial3D.new()
 	mat.albedo_color = color
 	mat.roughness = 0.8
@@ -197,7 +199,6 @@ func set_weapon(script_path: String) -> void:
 			_set_shadows_recursive(w)
 			
 		# Force position after the weapon's _build_model() sets it for 1st person
-		# root_pivot is rotated 180 deg around Y, so local +Z is FORWARD and local -X is RIGHT
 		w.position = Vector3(-0.15, 1.0, 0.4)
 		w.rotation_degrees = Vector3(0, 180, 0)
 	)

characters/player/player_base.tscn

@@ -1,17 +0,0 @@
-[gd_scene load_steps=2 format=3 uid="uid://player_base"]
-
-[ext_resource type="Script" path="res://movement/player_movement_controller.gd" id="1"]
-
-[node name="PlayerBase" type="CharacterBody3D"]
-
-[node name="PlayerMovementController" type="Node" parent="."]
-script = ExtResource("1")
-
-[node name="MovementStateMachine" type="Node" parent="PlayerMovementController"]
-
-[node name="Camera3D" type="Camera3D" parent="PlayerMovementController"]
-
-[node name="CapsuleShape3D" type="CollisionShape3D" parent="."]
-shape = CapsuleShape3D.new()
-shape.radius = 0.4
-shape.height = 1.8

characters/procedural_ragdoll.gd

@@ -9,18 +9,18 @@ func build_ragdoll(color: Color) -> void:
 	mat.roughness = 0.8
 	
 	# Create bodies
-	torso_body = _create_body(Vector3(0.4, 0.7, 0.25), mat, Vector3(0, 1.15, 0), 20.0)
-	var head_body = _create_body(Vector3(0.25, 0.25, 0.25), mat, Vector3(0, 1.65, 0), 5.0)
+	torso_body = _create_body(Vector3(0.4, 0.7, 0.25), mat, Vector3(0, 1.15, 0), 20.0, "Torso")
+	var head_body = _create_body(Vector3(0.25, 0.25, 0.25), mat, Vector3(0, 1.65, 0), 5.0, "Head")
 	
-	var upper_arm_l_body = _create_body(Vector3(0.12, 0.35, 0.12), mat, Vector3(-0.28, 1.275, 0), 3.0)
-	var lower_arm_l_body = _create_body(Vector3(0.1, 0.35, 0.1), mat, Vector3(-0.28, 0.925, 0), 2.0)
-	var upper_arm_r_body = _create_body(Vector3(0.12, 0.35, 0.12), mat, Vector3(0.28, 1.275, 0), 3.0)
-	var lower_arm_r_body = _create_body(Vector3(0.1, 0.35, 0.1), mat, Vector3(0.28, 0.925, 0), 2.0)
+	var upper_arm_l_body = _create_body(Vector3(0.12, 0.35, 0.12), mat, Vector3(-0.28, 1.275, 0), 3.0, "UpperArmL")
+	var lower_arm_l_body = _create_body(Vector3(0.1, 0.35, 0.1), mat, Vector3(-0.28, 0.925, 0), 2.0, "LowerArmL")
+	var upper_arm_r_body = _create_body(Vector3(0.12, 0.35, 0.12), mat, Vector3(0.28, 1.275, 0), 3.0, "UpperArmR")
+	var lower_arm_r_body = _create_body(Vector3(0.1, 0.35, 0.1), mat, Vector3(0.28, 0.925, 0), 2.0, "LowerArmR")
 	
-	var thigh_l_body = _create_body(Vector3(0.15, 0.45, 0.15), mat, Vector3(-0.12, 0.625, 0), 5.0)
-	var calf_l_body = _create_body(Vector3(0.13, 0.45, 0.13), mat, Vector3(-0.12, 0.175, 0), 3.0)
-	var thigh_r_body = _create_body(Vector3(0.15, 0.45, 0.15), mat, Vector3(0.12, 0.625, 0), 5.0)
-	var calf_r_body = _create_body(Vector3(0.13, 0.45, 0.13), mat, Vector3(0.12, 0.175, 0), 3.0)
+	var thigh_l_body = _create_body(Vector3(0.15, 0.45, 0.15), mat, Vector3(-0.12, 0.625, 0), 5.0, "ThighL")
+	var calf_l_body = _create_body(Vector3(0.13, 0.45, 0.13), mat, Vector3(-0.12, 0.175, 0), 3.0, "CalfL")
+	var thigh_r_body = _create_body(Vector3(0.15, 0.45, 0.15), mat, Vector3(0.12, 0.625, 0), 5.0, "ThighR")
+	var calf_r_body = _create_body(Vector3(0.13, 0.45, 0.13), mat, Vector3(0.12, 0.175, 0), 3.0, "CalfR")
 	
 	add_child(torso_body)
 	add_child(head_body)
@@ -33,6 +33,21 @@ func build_ragdoll(color: Color) -> void:
 	add_child(thigh_r_body)
 	add_child(calf_r_body)
 	
+	var is_server = not multiplayer.has_multiplayer_peer() or multiplayer.is_server()
+	var rep = SceneReplicationConfig.new()
+	for child in get_children():
+		if child is RigidBody3D:
+			rep.add_property(NodePath(str(child.name) + ":position"))
+			rep.add_property(NodePath(str(child.name) + ":rotation"))
+			if not is_server:
+				child.freeze = true
+				child.freeze_mode = RigidBody3D.FREEZE_MODE_KINEMATIC
+				
+	var sync = MultiplayerSynchronizer.new()
+	sync.name = "RagdollSync"
+	sync.replication_config = rep
+	add_child(sync)
+	
 	# Need to wait a frame for paths to be valid before creating joints
 	call_deferred("_setup_joints", head_body, 
 		upper_arm_l_body, lower_arm_l_body, 
@@ -76,8 +91,9 @@ func apply_initial_velocities(linear_vel: Vector3, impulse: Vector3) -> void:
 	if is_instance_valid(torso_body):
 		torso_body.apply_central_impulse(impulse * 2.0)
 
-func _create_body(size: Vector3, mat: Material, pos: Vector3, mass: float) -> RigidBody3D:
+func _create_body(size: Vector3, mat: Material, pos: Vector3, mass: float, bname: String) -> RigidBody3D:
 	var body = RigidBody3D.new()
+	body.name = bname
 	body.position = pos
 	body.mass = mass
 	

debug/dust2_level_builder.gd

@@ -28,12 +28,13 @@ func _build_geometry() -> void:
 		fill.light_energy = 0.3
 
 	_build_dust2_layout()
-	_build_player()
 
-	# Override player spawn point for Dust 2
-	if _player:
-		_player.global_position = Vector3(0, 1, 50)
-		_player.look_at(Vector3(0, 1, 0), Vector3.UP)
+func _spawn_player(pid: int) -> CharacterBody3D:
+	var player = super._spawn_player(pid)
+	player.position = Vector3(randf_range(-2, 2), 1, 50 + randf_range(-2, 2))
+	# Looking at (0,1,0) from (0,1,50) is facing straight down the -Z axis, which is rotation = 0,0,0
+	player.rotation = Vector3.ZERO
+	return player
 
 func _build_dust2_layout() -> void:
 	# Materials
@@ -208,6 +209,11 @@ func _build_dust2_layout() -> void:
 	add_child(combat_area)
 
 func _build_dust2_dummies() -> void:
+	# Do not spawn dummies in real multiplayer matches
+	var nm = get_node_or_null("/root/NetworkManager")
+	if nm and nm.multiplayer.multiplayer_peer is ENetMultiplayerPeer:
+		return
+		
 	var spawn_dummy = func(pos: Vector3, rot_y: float):
 		var dummy = load("res://entities/killable_dummy.gd").new()
 		dummy.position = pos

debug/test_level_builder.gd

@@ -25,6 +25,31 @@ func _ready() -> void:
 	_build_geometry()
 	_build_hud()
 	
+	# Multiplayer Spawning
+	var spawner = MultiplayerSpawner.new()
+	spawner.name = "PlayerSpawner"
+	spawner.spawn_path = "." # Spawn directly as children of the level
+	spawner.spawn_function = _spawn_player
+	add_child(spawner)
+	
+	var nm = get_node_or_null("/root/NetworkManager")
+	if nm and nm.multiplayer.is_server():
+		# Spawn existing players
+		for pid in nm.player_stats.keys():
+			spawner.spawn(pid)
+		
+		# Spawn late joiners
+		nm.player_connected.connect(func(pid):
+			spawner.spawn(pid)
+		)
+		
+		# Despawn on disconnect
+		nm.player_disconnected.connect(func(pid):
+			var p = get_node_or_null(str(pid))
+			if p:
+				p.queue_free()
+		)
+
 
 func _build_materials() -> void:
 	pass
@@ -40,7 +65,6 @@ func _build_geometry() -> void:
 	_build_speed_corridor()
 	_build_target_dummy()
 	_build_lighting()
-	_build_player()
 
 
 # ── Utility ───────────────────────────────────────────────────────────────────
@@ -261,12 +285,48 @@ func _build_lighting() -> void:
 
 # ── Player ────────────────────────────────────────────────────────────────────
 
-func _build_player() -> void:
+func _spawn_player(pid: int) -> CharacterBody3D:
 	var player := CharacterBody3D.new()
-	player.name = "Player"
-	player.position = Vector3(0, 1.0, 0)
-	add_child(player)
-	_player = player
+	player.name = str(pid)
+	player.set_multiplayer_authority(pid)
+	
+	# Use a slightly random spawn position to avoid exact overlapping
+	player.position = Vector3(randf_range(-2, 2), 2.0, randf_range(-2, 2))
+	
+	# Server Synchronizer (Host is the ground truth)
+	var server_sync = MultiplayerSynchronizer.new()
+	server_sync.name = "ServerSynchronizer"
+	server_sync.set_multiplayer_authority(1) # Host always controls these
+	var server_rep_config = SceneReplicationConfig.new()
+	server_rep_config.add_property(":position")
+	server_rep_config.add_property(":synced_movement_state")
+	server_rep_config.add_property(":synced_movement_speed")
+	server_rep_config.add_property(":synced_is_crouching")
+	server_rep_config.add_property(":health")
+	server_rep_config.add_property(":shield")
+	server_rep_config.add_property(":is_dead")
+	server_rep_config.add_property(":synced_grapple_point")
+	server_rep_config.add_property(":synced_is_grapple_shooting")
+	server_sync.replication_config = server_rep_config
+	player.add_child(server_sync)
+
+	# Client Synchronizer (Client dictates their aim and loadout setup)
+	var client_sync = MultiplayerSynchronizer.new()
+	client_sync.name = "MultiplayerSynchronizer" # Keep original name for compatibility if needed elsewhere
+	client_sync.set_multiplayer_authority(pid)
+	var client_rep_config = SceneReplicationConfig.new()
+	client_rep_config.add_property(":rotation")
+	client_rep_config.add_property("HeadPivot:rotation")
+	client_rep_config.add_property(":synced_weapon_path")
+	client_rep_config.add_property(":synced_loadout_p1")
+	client_rep_config.add_property(":synced_loadout_p2")
+	client_rep_config.add_property(":synced_loadout_sp")
+	client_rep_config.add_property(":synced_loadout_melee")
+	client_rep_config.add_property(":synced_loadout_ready")
+	client_rep_config.add_property(":synced_is_targeting")
+	client_rep_config.add_property(":synced_homing_target_pos")
+	client_sync.replication_config = client_rep_config
+	player.add_child(client_sync)
 
 	# Collision shape
 	var col_shape := CollisionShape3D.new()
@@ -282,11 +342,11 @@ func _build_player() -> void:
 	if mover_script:
 		player.set_script(mover_script)
 		
-	# Humanoid Model for Player (Shadows only so it doesn't clip with camera)
+	# Humanoid Model for Player (Shadows only locally, visible to others)
 	var humanoid = load("res://characters/humanoid_model.gd").new()
 	humanoid.name = "HumanoidModel"
 	humanoid.color = Color(0.2, 0.4, 0.8) # Blueish for player
-	humanoid.shadows_only = true
+	humanoid.shadows_only = (pid == multiplayer.get_unique_id())
 	humanoid.position = Vector3(0, -0.9, 0) # Offset from center to feet
 	player.add_child(humanoid)
 
@@ -324,7 +384,7 @@ func _build_player() -> void:
 
 	var camera := Camera3D.new()
 	camera.name = "Camera3D"
-	camera.current = true
+	camera.current = (pid == multiplayer.get_unique_id())
 	camera.fov = 90.0
 	head_pivot.add_child(camera)
 	
@@ -344,27 +404,43 @@ func _build_player() -> void:
 	# Store original capsule height
 	sm.original_capsule_height = capsule.height
 
-	# ── Bootstrap: set_script() doesn't trigger _ready() ─────────────────
-	# Set references BEFORE calling _ready() since sm._ready() will switch_to("ground")
-	# which needs machine.player to already be set.
+	# ── Dependencies ────────────────────────────────────────────────────────
+	# Set references before the node enters the tree. Godot will call _ready() 
+	# automatically when MultiplayerSpawner adds the node to the scene.
 	sm.player = player
 	sm.params = player.params
 	head_pivot.params = player.params
 
-	# Initialize in dependency order: machine (enters initial state) → player → camera
-	if sm.has_method("_ready"):
-		sm._ready()
-	if player.has_method("_ready"):
-		player._ready()
-	if head_pivot.has_method("_ready"):
-		head_pivot._ready()
-
-	# Ensure processing is enabled
+	# Authority configuration
+	var is_local = (pid == multiplayer.get_unique_id())
+	if is_local:
+		_player = player
 		player.set_physics_process(true)
 		player.set_process(true)
 		sm.set_physics_process(true)
+	else:
+		# Disable physics processing/input for remote players
+		# but keep _process enabled so synced state updates the HumanoidModel
+		player.set_physics_process(false)
+		player.set_process(true)
+		player.set_process_input(false)
+		sm.set_physics_process(false)
+		sm.set_process(false)
+		sm.set_process_input(false)
+		head_pivot.set_process_input(false)
+		head_pivot.set_process(false)
+		head_pivot.set_physics_process(false)
+		var wman = camera.get_node_or_null("WeaponManager")
+		if wman:
+			wman.set_process_input(false)
+			wman.set_process(false)
+			wman.set_physics_process(false)
+			wman.visible = false
+			var cv = wman.get("canvas_layer")
+			if cv:
+				cv.visible = false
 
-	_player = player
+	return player
 
 
 # ── HUD ───────────────────────────────────────────────────────────────────────

entities/combat_area.gd

@@ -1,13 +1,14 @@
 extends Area3D
 class_name CombatArea
 
-var time_left: float = 5.0
-var time_safe: float = 0.0
+var out_of_bounds_players: Dictionary = {} # body -> { time_left: 5.0 }
+var recovery_players: Dictionary = {} # body -> { time_safe: 0.0, time_left: float }
 
-var _player_out_of_bounds: Node3D = null
 var _ui_layer: CanvasLayer = null
 var _ui_label: Label = null
 var _ui_overlay: ColorRect = null
+var _is_local_player_out: bool = false
+var _local_player_body: Node3D = null
 
 func _ready() -> void:
 	collision_layer = 0
@@ -17,50 +18,85 @@ func _ready() -> void:
 	set_process(false)
 	
 func _process(delta: float) -> void:
-	if _player_out_of_bounds:
-		# If the player dies while out of bounds, stop the timer and remove the UI
-		if "is_dead" in _player_out_of_bounds and _player_out_of_bounds.is_dead:
-			_player_out_of_bounds = null
+	# Process players who are actively out of bounds
+	var to_kill: Array = []
+	for body in out_of_bounds_players.keys():
+		if "is_dead" in body and body.is_dead:
+			out_of_bounds_players.erase(body)
+			if body == _local_player_body:
 				_remove_ui()
-			return
+			continue
 			
-		# Player is outside the combat area!
-		time_left -= delta
-		if time_left <= 0.0:
-			time_left = 0.0
-			_kill_player()
+		var data = out_of_bounds_players[body]
+		data.time_left -= delta
+		if data.time_left <= 0.0:
+			data.time_left = 0.0
+			to_kill.append(body)
 			
-		# Update UI
-		if _ui_label and _ui_overlay:
-			_ui_label.text = "WARNING: RETURN TO COMBAT AREA\n%.1f" % time_left
-			_ui_overlay.color = Color(1.0, 0.0, 0.0, 0.8 * (1.0 - (time_left / 5.0)))
-	else:
-		# Player is inside the combat area, but might have a damaged timer
-		if time_left < 5.0:
-			time_safe += delta
-			if time_safe >= 10.0:
-				time_left = 5.0
-				time_safe = 0.0
-				set_process(false) # Fully recovered, sleep
+		if body == _local_player_body and _is_local_player_out and _ui_label and _ui_overlay:
+			_ui_label.text = "WARNING: RETURN TO COMBAT AREA\n%.1f" % data.time_left
+			_ui_overlay.color = Color(1.0, 0.0, 0.0, 0.8 * (1.0 - (data.time_left / 5.0)))
+			
+	for body in to_kill:
+		_kill_player(body)
+		
+	# Process players who returned but are recovering
+	var recovered: Array = []
+	for body in recovery_players.keys():
+		if "is_dead" in body and body.is_dead:
+			recovered.append(body)
+			continue
+			
+		var data = recovery_players[body]
+		data.time_safe += delta
+		if data.time_safe >= 10.0:
+			recovered.append(body)
+			
+	for body in recovered:
+		recovery_players.erase(body)
+		
+	if out_of_bounds_players.is_empty() and recovery_players.is_empty():
+		set_process(false)
 
 func _on_body_exited(body: Node3D) -> void:
-	if body.name == "Player":
-		# Don't trigger if the player is already dead or the scene is tearing down
+	if body is CharacterBody3D and body.has_method("take_damage") and str(body.name).is_valid_int():
 		if "is_dead" in body and body.is_dead:
 			return
 		if body.is_queued_for_deletion() or not is_inside_tree():
 			return
 			
-		_player_out_of_bounds = body
-		time_safe = 0.0 # Reset recovery timer
+		var start_time = 5.0
+		if recovery_players.has(body):
+			start_time = recovery_players[body].time_left
+			recovery_players.erase(body)
+			
+		out_of_bounds_players[body] = { "time_left": start_time }
+		
+		var is_local = false
+		if multiplayer.has_multiplayer_peer():
+			if body.get_multiplayer_authority() == multiplayer.get_unique_id():
+				is_local = true
+				
+		if is_local:
+			_is_local_player_out = true
+			_local_player_body = body
 			_create_ui()
+			
 		set_process(true)
 
 func _on_body_entered(body: Node3D) -> void:
-	if body == _player_out_of_bounds:
-		_player_out_of_bounds = null
+	if out_of_bounds_players.has(body):
+		var time_left_val = out_of_bounds_players[body].time_left
+		out_of_bounds_players.erase(body)
+		
+		if time_left_val < 5.0:
+			recovery_players[body] = { "time_left": time_left_val, "time_safe": 0.0 }
+			set_process(true)
+			
+		if body == _local_player_body and _is_local_player_out:
 			_remove_ui()
-		# set_process(true) stays on to tick the time_safe recovery
+			_is_local_player_out = false
+			_local_player_body = null
 
 func _create_ui() -> void:
 	if _ui_layer: return
@@ -71,6 +107,7 @@ func _create_ui() -> void:
 	_ui_overlay = ColorRect.new()
 	_ui_overlay.set_anchors_preset(Control.PRESET_FULL_RECT)
 	_ui_overlay.color = Color(1.0, 0.0, 0.0, 0.0)
+	_ui_overlay.mouse_filter = Control.MOUSE_FILTER_IGNORE
 	_ui_layer.add_child(_ui_overlay)
 	
 	_ui_label = Label.new()
@@ -82,7 +119,10 @@ func _create_ui() -> void:
 	_ui_label.add_theme_color_override("font_color", Color(1, 0.2, 0.2))
 	_ui_label.add_theme_color_override("font_outline_color", Color(0, 0, 0))
 	_ui_label.add_theme_constant_override("outline_size", 8)
-	_ui_label.text = "WARNING: RETURN TO COMBAT AREA\n%.1f" % time_left
+	var display_time = 5.0
+	if out_of_bounds_players.has(_local_player_body):
+		display_time = out_of_bounds_players[_local_player_body].time_left
+	_ui_label.text = "WARNING: RETURN TO COMBAT AREA\n%.1f" % display_time
 	
 	_ui_layer.add_child(_ui_label)
 	
@@ -96,15 +136,14 @@ func _remove_ui() -> void:
 		_ui_label = null
 		_ui_overlay = null
 
-func _kill_player() -> void:
-	if _player_out_of_bounds:
-		# PlayerMovementController's take_damage requires (amount, source)
-		if _player_out_of_bounds.has_method("take_damage"):
-			_player_out_of_bounds.take_damage(9999, Vector3.ZERO)
-		elif "health" in _player_out_of_bounds:
-			_player_out_of_bounds.health = 0
-			if "is_dead" in _player_out_of_bounds:
-				_player_out_of_bounds.is_dead = true
+func _kill_player(body: Node3D) -> void:
+	if body:
+		if multiplayer.is_server():
+			if body.has_method("take_damage"):
+				body.take_damage(9999, Vector3.ZERO, null, Vector3.ZERO)
 		
-		_player_out_of_bounds = null
+		out_of_bounds_players.erase(body)
+		if body == _local_player_body and _is_local_player_out:
 			_remove_ui()
+			_is_local_player_out = false
+			_local_player_body = null

entities/killable_dummy.gd

@@ -11,8 +11,10 @@ var max_shield: float = 100.0
 var shield: float = 100.0
 
 var is_dead: bool = false
+var time_since_last_damage: float = 0.0
 var ragdoll_instance: Node3D = null
 var pending_impulse: Vector3 = Vector3.ZERO
+var recent_attackers: Dictionary = {}
 
 func _ready() -> void:
 	add_to_group("enemies")
@@ -38,9 +40,33 @@ func _ready() -> void:
 	
 	_update_label()
 
-func take_damage(amount: float, hit_position: Vector3, source: Node = null) -> void:
+func _process(delta: float) -> void:
 	if is_dead:
 		return
+	time_since_last_damage += delta
+	if time_since_last_damage >= 5.0 and shield < max_shield:
+		shield += 20.0 * delta
+		if shield > max_shield:
+			shield = max_shield
+		_update_label()
+
+func take_damage(amount: float, hit_position: Vector3, source: Node = null, _impulse: Vector3 = Vector3.ZERO) -> void:
+	if is_dead:
+		return
+		
+	var attacker_id = 0
+	if source:
+		if source.has_method("get_multiplayer_authority"):
+			attacker_id = source.get_multiplayer_authority()
+		elif "owner_player" in source and source.owner_player:
+			attacker_id = int(str(source.owner_player.name))
+		elif source is CharacterBody3D:
+			attacker_id = int(str(source.name))
+			
+	if attacker_id != 0:
+		recent_attackers[attacker_id] = Time.get_ticks_msec() / 1000.0
+		
+	time_since_last_damage = 0.0
 		
 	var dmg_taken = amount
 	if shield > 0:
@@ -61,6 +87,29 @@ func take_damage(amount: float, hit_position: Vector3, source: Node = null) -> v
 		
 	if health <= 0:
 		_die(hit_position, source, dmg_taken)
+		
+		var nm = get_node_or_null("/root/NetworkManager")
+		if nm and multiplayer.has_multiplayer_peer():
+			var killer_id = 0
+			var weapon_name = "Killed"
+			if source:
+				if source.has_method("get_multiplayer_authority"):
+					killer_id = source.get_multiplayer_authority()
+				elif "owner_player" in source and source.owner_player:
+					killer_id = int(str(source.owner_player.name))
+				elif source is CharacterBody3D:
+					killer_id = int(str(source.name))
+				
+				if source.has_method("get_weapon_name"):
+					weapon_name = source.get_weapon_name()
+					
+			var assist_ids: Array = []
+			var now = Time.get_ticks_msec() / 1000.0
+			for aid in recent_attackers.keys():
+				if now - recent_attackers[aid] <= 10.0:
+					assist_ids.append(aid)
+					
+			nm.register_kill.rpc(-1, killer_id, weapon_name, "Target Dummy", assist_ids)
 	else:
 		_wiggle()
 
@@ -105,14 +154,13 @@ func _die(_hit_position: Vector3, source: Node, damage_amount: float) -> void:
 			linear_vel = hit_dir * (damage_amount * 0.02)
 			impulse = hit_dir * (damage_amount * 0.5)
 			
-		get_tree().create_timer(0.01).timeout.connect(func():
-			if is_instance_valid(ragdoll_instance):
-				ragdoll_instance.apply_initial_velocities(linear_vel, impulse)
-		)
+		get_tree().create_timer(0.01).timeout.connect(_apply_ragdoll_velocity.bind(ragdoll_instance, linear_vel, impulse))
 		
-	get_tree().create_timer(3.0).timeout.connect(func():
-		_respawn()
-	)
+	get_tree().create_timer(3.0).timeout.connect(_respawn)
+
+func _apply_ragdoll_velocity(ragdoll: Node3D, l_vel: Vector3, imp: Vector3) -> void:
+	if is_instance_valid(ragdoll):
+		ragdoll.apply_initial_velocities(l_vel, imp)
 
 func _respawn() -> void:
 	if is_instance_valid(ragdoll_instance):

entities/target_dummy.gd

@@ -33,7 +33,7 @@ func _ready() -> void:
 	dps_label.modulate = Color(1, 0.8, 0)
 	add_child(dps_label)
 
-func take_damage(amount: float, hit_position: Vector3, source: Node = null) -> void:
+func take_damage(amount: float, hit_position: Vector3, source: Node = null, impulse: Vector3 = Vector3.ZERO) -> void:
 	var now = Time.get_ticks_msec() / 1000.0
 	damage_history.append({"time": now, "amount": amount})
 	

entities/walking_dummy.gd

@@ -11,6 +11,8 @@ var max_shield: float = 100.0
 var shield: float = 100.0
 
 var is_dead: bool = false
+var time_since_last_damage: float = 0.0
+var recent_attackers: Dictionary = {} # attacker_id: timestamp
 var ragdoll_instance: Node3D = null
 var pending_impulse: Vector3 = Vector3.ZERO
 
@@ -50,6 +52,14 @@ func _physics_process(delta: float) -> void:
 	if is_dead:
 		return
 		
+	# Shield recharge logic
+	time_since_last_damage += delta
+	if time_since_last_damage >= 5.0 and shield < max_shield:
+		shield += 20.0 * delta
+		if shield > max_shield:
+			shield = max_shield
+		_update_label()
+		
 	# Basic gravity
 	if not is_on_floor():
 		velocity.y -= 9.8 * delta
@@ -81,10 +91,24 @@ func _physics_process(delta: float) -> void:
 		var current_h_speed = Vector2(velocity.x, velocity.z).length()
 		visual_node.update_state("ground", current_h_speed)
 
-func take_damage(amount: float, hit_position: Vector3, source: Node = null) -> void:
+func take_damage(amount: float, hit_position: Vector3, source: Node = null, impulse: Vector3 = Vector3.ZERO) -> void:
 	if is_dead:
 		return
 		
+	var attacker_id = 0
+	if source:
+		if source.has_method("get_multiplayer_authority"):
+			attacker_id = source.get_multiplayer_authority()
+		elif "owner_player" in source and source.owner_player:
+			attacker_id = int(str(source.owner_player.name))
+		elif source is CharacterBody3D:
+			attacker_id = int(str(source.name))
+			
+	if attacker_id != 0:
+		recent_attackers[attacker_id] = Time.get_ticks_msec() / 1000.0
+		
+	time_since_last_damage = 0.0
+		
 	var dmg_taken = amount
 	if shield > 0:
 		if shield >= amount:
@@ -96,6 +120,8 @@ func take_damage(amount: float, hit_position: Vector3, source: Node = null) -> v
 			
 	if amount > 0:
 		health -= amount
+		if health <= 0:
+			health = 0
 		
 	_update_label()
 	
@@ -104,6 +130,29 @@ func take_damage(amount: float, hit_position: Vector3, source: Node = null) -> v
 		
 	if health <= 0:
 		_die(hit_position, source, dmg_taken)
+		
+		var nm = get_node_or_null("/root/NetworkManager")
+		if nm and multiplayer.has_multiplayer_peer():
+			var killer_id = 0
+			var weapon_name = "Killed"
+			if source:
+				if source.has_method("get_multiplayer_authority"):
+					killer_id = source.get_multiplayer_authority()
+				elif "owner_player" in source and source.owner_player:
+					killer_id = int(str(source.owner_player.name))
+				elif source is CharacterBody3D:
+					killer_id = int(str(source.name))
+				
+				if source.has_method("get_weapon_name"):
+					weapon_name = source.get_weapon_name()
+					
+			var assist_ids: Array = []
+			var now = Time.get_ticks_msec() / 1000.0
+			for aid in recent_attackers.keys():
+				if now - recent_attackers[aid] <= 10.0:
+					assist_ids.append(aid)
+					
+			nm.register_kill.rpc(-1, killer_id, weapon_name, "Walking Dummy", assist_ids)
 	else:
 		_wiggle()
 
@@ -149,15 +198,13 @@ func _die(_hit_position: Vector3, source: Node, damage_amount: float) -> void:
 			linear_vel = hit_dir * (damage_amount * 0.02)
 			impulse = hit_dir * (damage_amount * 0.5)
 			
-		get_tree().create_timer(0.01).timeout.connect(func():
-			if is_instance_valid(ragdoll_instance):
-				# The ragdoll also inherits the current walking velocity natively
-				ragdoll_instance.apply_initial_velocities(velocity + linear_vel, impulse)
-		)
+		get_tree().create_timer(0.01).timeout.connect(_apply_ragdoll_velocity.bind(ragdoll_instance, velocity + linear_vel, impulse))
 		
-	get_tree().create_timer(3.0).timeout.connect(func():
-		_respawn()
-	)
+	get_tree().create_timer(3.0).timeout.connect(_respawn)
+
+func _apply_ragdoll_velocity(ragdoll: Node3D, l_vel: Vector3, imp: Vector3) -> void:
+	if is_instance_valid(ragdoll):
+		ragdoll.apply_initial_velocities(l_vel, imp)
 
 func _respawn() -> void:
 	if is_instance_valid(ragdoll_instance):

export_presets.cfg

@@ -0,0 +1,71 @@
+[preset.0]
+
+name="Windows Desktop"
+platform="Windows Desktop"
+runnable=true
+dedicated_server=false
+custom_features=""
+export_filter="all_resources"
+include_filter=""
+exclude_filter=""
+export_path="./Papaya-Shooter.exe"
+patches=PackedStringArray()
+patch_delta_encoding=false
+patch_delta_compression_level_zstd=19
+patch_delta_min_reduction=0.1
+patch_delta_include_filters="*"
+patch_delta_exclude_filters=""
+encryption_include_filters=""
+encryption_exclude_filters=""
+seed=0
+encrypt_pck=false
+encrypt_directory=false
+script_export_mode=2
+
+[preset.0.options]
+
+custom_template/debug=""
+custom_template/release=""
+debug/export_console_wrapper=2
+binary_format/embed_pck=false
+texture_format/s3tc_bptc=true
+texture_format/etc2_astc=false
+shader_baker/enabled=false
+binary_format/architecture="x86_64"
+codesign/enable=false
+codesign/timestamp=true
+codesign/timestamp_server_url=""
+codesign/digest_algorithm=1
+codesign/description=""
+codesign/custom_options=PackedStringArray()
+application/modify_resources=true
+application/icon="uid://cxxfrs5ov5vay"
+application/console_wrapper_icon=""
+application/icon_interpolation=4
+application/file_version=""
+application/product_version=""
+application/company_name=""
+application/product_name=""
+application/file_description=""
+application/copyright=""
+application/trademarks=""
+application/export_angle=0
+application/export_d3d12=0
+application/d3d12_agility_sdk_multiarch=true
+ssh_remote_deploy/enabled=false
+ssh_remote_deploy/host="user@host_ip"
+ssh_remote_deploy/port="22"
+ssh_remote_deploy/extra_args_ssh=""
+ssh_remote_deploy/extra_args_scp=""
+ssh_remote_deploy/run_script="Expand-Archive -LiteralPath '{temp_dir}\\{archive_name}' -DestinationPath '{temp_dir}'
+$action = New-ScheduledTaskAction -Execute '{temp_dir}\\{exe_name}' -Argument '{cmd_args}'
+$trigger = New-ScheduledTaskTrigger -Once -At 00:00
+$settings = New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DontStopIfGoingOnBatteries
+$task = New-ScheduledTask -Action $action -Trigger $trigger -Settings $settings
+Register-ScheduledTask godot_remote_debug -InputObject $task -Force:$true
+Start-ScheduledTask -TaskName godot_remote_debug
+while (Get-ScheduledTask -TaskName godot_remote_debug | ? State -eq running) { Start-Sleep -Milliseconds 100 }
+Unregister-ScheduledTask -TaskName godot_remote_debug -Confirm:$false -ErrorAction:SilentlyContinue"
+ssh_remote_deploy/cleanup_script="Stop-ScheduledTask -TaskName godot_remote_debug -ErrorAction:SilentlyContinue
+Unregister-ScheduledTask -TaskName godot_remote_debug -Confirm:$false -ErrorAction:SilentlyContinue
+Remove-Item -Recurse -Force '{temp_dir}'"

globals/network_manager.gd

@@ -0,0 +1,246 @@
+extends Node
+
+signal player_connected(id: int)
+signal player_disconnected(id: int)
+signal connection_failed
+signal connection_succeeded
+signal match_state_updated
+signal stats_updated
+signal killfeed_event(victim: String, killer: String, weapon: String, v_color: String, k_color: String)
+
+const DEFAULT_PORT = 31415
+
+var connected_players: Array[int] = []
+
+# Dict of ID -> { "username": String, "kills": int, "deaths": int, "assists": int, "ping": int }
+var player_stats: Dictionary = {}
+
+var match_active: bool = false
+var match_time_remaining: float = 0.0
+var current_gamemode: String = "Deathmatch"
+var current_scene_path: String = ""
+
+var _ping_timer: Timer
+
+func _ready() -> void:
+	multiplayer.peer_connected.connect(_on_peer_connected)
+	multiplayer.peer_disconnected.connect(_on_peer_disconnected)
+	multiplayer.connected_to_server.connect(_on_connected_to_server)
+	multiplayer.connection_failed.connect(_on_connection_failed)
+	multiplayer.server_disconnected.connect(_on_server_disconnected)
+	
+	_ping_timer = Timer.new()
+	_ping_timer.wait_time = 1.0
+	_ping_timer.autostart = false
+	_ping_timer.timeout.connect(_on_ping_timer)
+	add_child(_ping_timer)
+
+func host_game(port: int = DEFAULT_PORT) -> Error:
+	var peer = ENetMultiplayerPeer.new()
+	var err = peer.create_server(port)
+	if err == OK:
+		multiplayer.multiplayer_peer = peer
+		connected_players.clear()
+		connected_players.append(1) # Host is 1
+		_init_player_stats(1, SettingsManager.username)
+		_ping_timer.start()
+		print("Hosting on port %s" % port)
+	return err
+
+func join_game(ip: String, port: int = DEFAULT_PORT) -> Error:
+	var peer = ENetMultiplayerPeer.new()
+	var err = peer.create_client(ip, port)
+	if err == OK:
+		multiplayer.multiplayer_peer = peer
+		print("Connecting to %s:%s" % [ip, port])
+	return err
+
+func disconnect_game() -> void:
+	multiplayer.multiplayer_peer = null
+	connected_players.clear()
+	player_stats.clear()
+	match_active = false
+	_ping_timer.stop()
+
+func start_singleplayer_match(gamemode: String = "Deathmatch") -> void:
+	# Ensure peer is offline if not already connected
+	if not multiplayer.has_multiplayer_peer() or multiplayer.multiplayer_peer is OfflineMultiplayerPeer:
+		multiplayer.multiplayer_peer = OfflineMultiplayerPeer.new()
+	
+	connected_players.clear()
+	connected_players.append(1)
+	_init_player_stats(1, SettingsManager.username)
+	
+	match_active = true
+	match_time_remaining = 300.0
+	current_gamemode = gamemode
+	rpc("sync_match_state", match_active, match_time_remaining, current_gamemode)
+
+func _init_player_stats(id: int, username: String) -> void:
+	# Keep existing color if player re-joins, or generate new
+	var p_color = Color(randf_range(0.2, 1.0), randf_range(0.2, 1.0), randf_range(0.2, 1.0)).to_html(false)
+	
+	player_stats[id] = {
+		"username": username,
+		"kills": 0,
+		"deaths": 0,
+		"assists": 0,
+		"ping": 0,
+		"color": p_color
+	}
+	stats_updated.emit()
+
+func _on_peer_connected(id: int) -> void:
+	print("Player connected: ", id)
+	if not connected_players.has(id):
+		connected_players.append(id)
+	
+	# If server, we wait for the client to register themselves via RPC
+	pass
+
+func _on_peer_disconnected(id: int) -> void:
+	print("Player disconnected: ", id)
+	connected_players.erase(id)
+	if player_stats.has(id):
+		player_stats.erase(id)
+	player_disconnected.emit(id)
+	if multiplayer.is_server():
+		rpc("sync_player_stats", player_stats)
+
+func _on_connected_to_server() -> void:
+	print("Successfully connected to server")
+	connection_succeeded.emit()
+	# Tell the server our username
+	rpc_id(1, "register_player", SettingsManager.username)
+
+func _on_connection_failed() -> void:
+	print("Failed to connect to server")
+	multiplayer.multiplayer_peer = null
+	connection_failed.emit()
+
+func _on_server_disconnected() -> void:
+	print("Server disconnected")
+	multiplayer.multiplayer_peer = null
+	connected_players.clear()
+	player_stats.clear()
+	match_active = false
+
+@rpc("any_peer", "call_remote", "reliable")
+func register_player(username: String) -> void:
+	if multiplayer.is_server():
+		var sender_id = multiplayer.get_remote_sender_id()
+		_init_player_stats(sender_id, username)
+		player_connected.emit(sender_id)
+		
+		# Sync everyone's stats
+		rpc("sync_player_stats", player_stats)
+		
+		# If a match is active, force the late-joiner to load the level
+		if match_active:
+			rpc_id(sender_id, "rpc_load_level", current_scene_path)
+			rpc_id(sender_id, "sync_match_state", match_active, match_time_remaining, current_gamemode)
+
+@rpc("any_peer", "call_local", "reliable")
+func update_username(new_name: String) -> void:
+	if multiplayer.is_server() or not multiplayer.has_multiplayer_peer() or multiplayer.multiplayer_peer is OfflineMultiplayerPeer:
+		var sender_id = multiplayer.get_remote_sender_id()
+		if sender_id == 0:
+			sender_id = 1
+		if player_stats.has(sender_id):
+			player_stats[sender_id]["username"] = new_name
+			stats_updated.emit()
+			if multiplayer.has_multiplayer_peer() and not multiplayer.multiplayer_peer is OfflineMultiplayerPeer:
+				rpc("sync_player_stats", player_stats)
+
+@rpc("authority", "call_local", "reliable")
+func sync_player_stats(stats: Dictionary) -> void:
+	player_stats = stats
+	stats_updated.emit()
+
+@rpc("authority", "call_local", "reliable")
+func sync_match_state(active: bool, time_rem: float, mode: String) -> void:
+	match_active = active
+	match_time_remaining = time_rem
+	current_gamemode = mode
+	match_state_updated.emit()
+
+@rpc("authority", "call_local", "reliable")
+func rpc_load_level(scene_path: String) -> void:
+	print("Loading level: ", scene_path)
+	current_scene_path = scene_path
+	if multiplayer.is_server():
+		match_active = true
+		match_time_remaining = 300.0 # 5 minutes
+		rpc("sync_match_state", match_active, match_time_remaining, current_gamemode)
+	get_tree().change_scene_to_file(scene_path)
+
+func _process(delta: float) -> void:
+	if match_active:
+		if match_time_remaining > 0:
+			match_time_remaining -= delta
+			if match_time_remaining <= 0:
+				match_time_remaining = 0
+				match_active = false
+		# We emit this so HUDs can update their timers smoothly
+		match_state_updated.emit()
+
+# --- PING SYSTEM ---
+func _on_ping_timer() -> void:
+	if multiplayer.is_server():
+		var time = Time.get_ticks_msec()
+		for pid in connected_players:
+			if pid != 1:
+				rpc_id(pid, "receive_ping_request", time)
+		rpc("sync_player_stats", player_stats)
+
+@rpc("authority", "call_remote", "unreliable")
+func receive_ping_request(server_time: int) -> void:
+	rpc_id(1, "receive_ping_response", server_time)
+
+@rpc("any_peer", "call_remote", "unreliable")
+func receive_ping_response(server_time: int) -> void:
+	if multiplayer.is_server():
+		var sender_id = multiplayer.get_remote_sender_id()
+		var rtt = Time.get_ticks_msec() - server_time
+		if player_stats.has(sender_id):
+			player_stats[sender_id]["ping"] = rtt
+
+# --- GAMEPLAY EVENTS ---
+@rpc("any_peer", "call_local", "reliable")
+func register_kill(victim_id: int, killer_id: int, weapon_name: String, custom_victim_name: String = "", assist_ids: Array = []) -> void:
+	if multiplayer.is_server():
+		if killer_id != 0 and killer_id != victim_id:
+			if player_stats.has(killer_id):
+				player_stats[killer_id]["kills"] += 1
+				
+		if victim_id != -1:
+			if player_stats.has(victim_id):
+				player_stats[victim_id]["deaths"] += 1
+				
+		for aid in assist_ids:
+			if player_stats.has(aid) and aid != killer_id and aid != victim_id:
+				player_stats[aid]["assists"] += 1
+		
+		var v_name = player_stats[victim_id]["username"] if player_stats.has(victim_id) else (custom_victim_name if custom_victim_name != "" else "Unknown")
+		var k_name = player_stats[killer_id]["username"] if player_stats.has(killer_id) else "Unknown"
+		
+		var v_color = player_stats[victim_id].get("color", "cccccc") if player_stats.has(victim_id) else "cccccc"
+		var k_color = player_stats[killer_id].get("color", "cccccc") if player_stats.has(killer_id) else "cccccc"
+		
+		# Auto-fallback for singleplayer testing where player_stats might not be initialized
+		if not player_stats.has(killer_id) and killer_id == 1:
+			k_name = SettingsManager.username
+			k_color = "55aaff" # Default blueish for uninitialized local player
+			
+		if victim_id == -1 and "Dummy" in custom_victim_name:
+			v_color = "ff5555" # Red for dummies
+			
+		if killer_id == 0 or killer_id == victim_id:
+			k_name = "" # Suicide or world death
+		
+		broadcast_killfeed.rpc(v_name, k_name, weapon_name, v_color, k_color)
+		sync_player_stats.rpc(player_stats)
+
+@rpc("authority", "call_local", "reliable")
+func broadcast_killfeed(victim: String, killer: String, weapon: String, v_color: String = "cccccc", k_color: String = "cccccc") -> void:
+	killfeed_event.emit(victim, killer, weapon, v_color, k_color)

globals/network_manager.gd.uid

@@ -0,0 +1 @@
+uid://bcq67g48h8hka

globals/settings_manager.gd

@@ -26,6 +26,7 @@ var default_bindings = {
 
 var current_bindings = {}
 var show_debug_ui: bool = false
+var username: String = "Player"
 var mouse_sensitivity: float = 0.002
 var ads_sensitivity: float = 0.001
 
@@ -131,6 +132,7 @@ func _save_settings() -> void:
 	var save_data = {
 		"bindings": current_bindings,
 		"show_debug_ui": show_debug_ui,
+		"username": username,
 		"mouse_sensitivity": mouse_sensitivity,
 		"ads_sensitivity": ads_sensitivity,
 		"display_mode": display_mode,
@@ -165,12 +167,10 @@ func _load_settings() -> void:
 						for action in loaded_bindings:
 							if current_bindings.has(action):
 								current_bindings[action] = loaded_bindings[action]
-					if data.has("show_debug_ui"):
-						show_debug_ui = data["show_debug_ui"]
-					if data.has("mouse_sensitivity"):
-						mouse_sensitivity = data["mouse_sensitivity"]
-					if data.has("ads_sensitivity"):
-						ads_sensitivity = data["ads_sensitivity"]
+					if data.has("username"): username = data["username"]
+					if data.has("show_debug_ui"): show_debug_ui = data["show_debug_ui"]
+					if data.has("mouse_sensitivity"): mouse_sensitivity = data["mouse_sensitivity"]
+					if data.has("ads_sensitivity"): ads_sensitivity = data["ads_sensitivity"]
 					if data.has("display_mode"): display_mode = data["display_mode"]
 					if data.has("resolution_index"): resolution_index = data["resolution_index"]
 					if data.has("fps_cap"): fps_cap = data["fps_cap"]

movement/movement_state_machine.gd

@@ -64,6 +64,8 @@ func _ready() -> void:
 
 
 func _physics_process(delta: float) -> void:
+	if player and not player.multiplayer.is_server(): return
+
 	# Update coyote time
 	if on_ground:
 		coyote_timer = params.coyote_time
@@ -92,6 +94,9 @@ func _physics_process(delta: float) -> void:
 		_try_start_grapple()
 
 	if is_grapple_shooting:
+		if not input_grapple:
+			is_grapple_shooting = false
+		else:
 			grapple_shoot_time += delta
 			if grapple_shoot_time >= grapple_travel_time:
 				is_grapple_shooting = false

movement/player_movement_controller.gd

@@ -16,6 +16,7 @@ var health: float = 100.0
 var max_shield: float = 100.0
 var shield: float = 100.0
 var time_since_last_damage: float = 0.0
+var death_count: int = 0
 var is_dead: bool = false
 
 # UI
@@ -26,10 +27,10 @@ var shield_label: Label
 var death_screen: Control
 
 var ragdoll_instance: Node3D
-
 # Audio
 var footstep_player: AudioStreamPlayer
 var dash_player: AudioStreamPlayer
+var recent_attackers: Dictionary = {} # attacker_id: timestamp
 var hit_player: AudioStreamPlayer
 var slide_player: AudioStreamPlayer
 var wallrun_player: AudioStreamPlayer
@@ -48,6 +49,25 @@ var _hit_marker_tween: Tween
 # Grapple
 var grapple_rope: MeshInstance3D
 
+# ── Multiplayer Sync Variables ─────────────────────────────────────────────
+# These are written by the authority each frame and replicated to remote peers
+# via the MultiplayerSynchronizer properties.
+var synced_movement_state: String = "idle"
+var synced_movement_speed: float = 0.0
+var synced_is_crouching: bool = false
+@export var synced_weapon_path: String = ""
+@export var synced_grapple_point: Vector3 = Vector3.ZERO
+@export var synced_is_grapple_shooting: bool = false
+
+# For homing rocket
+@export var synced_is_targeting: bool = false
+@export var synced_homing_target_pos: Vector3 = Vector3.ZERO
+
+var synced_loadout_p1: String = ""
+var synced_loadout_p2: String = ""
+var synced_loadout_sp: String = ""
+var synced_loadout_melee: String = ""
+var synced_loadout_ready: bool = false
 
 func _ready() -> void:
 	var sm := _ensure_machine()
@@ -61,17 +81,31 @@ func _ready() -> void:
 	if head_pivot:
 		camera = head_pivot.get_node_or_null("Camera3D")
 
+	_setup_audio()
+	_setup_grapple()
+	
+	if is_multiplayer_authority():
 		_damage_layer = CanvasLayer.new()
 		add_child(_damage_layer)
-	
-	_setup_audio()
 		_setup_hit_marker()
-	_setup_grapple()
 		_setup_hud()
+	else:
+		call_deferred("_hide_remote_weapons")
 
 	set_process(true)
+	if is_multiplayer_authority():
 		set_physics_process(true)
 
+func _hide_remote_weapons() -> void:
+	if camera:
+		var wman = camera.get_node_or_null("WeaponManager")
+		if wman:
+			wman.visible = false
+			wman.process_mode = Node.PROCESS_MODE_DISABLED
+			var cv = wman.get("canvas_layer")
+			if cv:
+				cv.visible = false
+
 func _setup_audio() -> void:
 	footstep_player = AudioStreamPlayer.new()
 	footstep_player.bus = "SFX"
@@ -218,14 +252,244 @@ func apply_impulse(force: Vector3) -> void:
 		# Tiny upward bump helps move_and_slide detach from the floor
 		global_position.y += 0.1
 
+@rpc("any_peer", "call_local", "reliable")
+func server_apply_impulse(force: Vector3) -> void:
+	if not multiplayer.is_server(): return
+	var sender = multiplayer.get_remote_sender_id()
+	if sender != 1 and sender != str(name).to_int(): return
+	apply_impulse(force)
+
 func take_damage(amount: float, _hit_pos: Vector3, _source: Node3D = null, impulse: Vector3 = Vector3.ZERO) -> void:
+	var attacker_id = 0
+	var weapon_name = "Killed"
+	
+	if _source:
+		if _source.has_method("get_multiplayer_authority"):
+			attacker_id = _source.get_multiplayer_authority()
+		elif "owner_player" in _source and _source.owner_player:
+			attacker_id = int(str(_source.owner_player.name))
+		elif _source is CharacterBody3D:
+			attacker_id = int(str(_source.name))
+			
+		if _source.has_method("get_weapon_name"):
+			weapon_name = _source.get_weapon_name()
+			
+	# If this is singleplayer offline, just call it directly
+	if not multiplayer.has_multiplayer_peer() or multiplayer.multiplayer_peer is OfflineMultiplayerPeer:
+		rpc_take_damage(amount, _hit_pos, attacker_id, weapon_name, impulse)
+	else:
+		# Tell the server to handle the damage and broadcast it to everyone!
+		server_take_damage.rpc_id(1, amount, _hit_pos, attacker_id, weapon_name, impulse)
+
+@rpc("any_peer", "call_local", "unreliable")
+func server_play_fire_effects(origin: Vector3, target_or_dir: Vector3, weapon_name: String, is_hitscan: bool) -> void:
+	if not multiplayer.is_server(): return
+	rpc_play_fire_effects.rpc(origin, target_or_dir, weapon_name, is_hitscan)
+
+@rpc("any_peer", "call_local", "unreliable")
+func rpc_play_fire_effects(origin: Vector3, target_or_dir: Vector3, _weapon_name: String, is_hitscan: bool) -> void:
+	# Local player already spawned effects locally with 0 latency
+	if is_multiplayer_authority(): return
+	
+	if is_hitscan:
+		# Spawn a standalone tracer directly into the scene
+		_spawn_remote_tracer(origin, target_or_dir)
+	else:
+		# Spawn a visual-only projectile flying from origin along the direction
+		_spawn_remote_projectile(origin, target_or_dir, _weapon_name)
+
+func _spawn_remote_tracer(origin: Vector3, target: Vector3) -> void:
+	var tracer = Node3D.new()
+	tracer.set_script(load("res://weapons/hitscan_tracer.gd"))
+	
+	var t_mesh_inst = MeshInstance3D.new()
+	var t_mesh = CapsuleMesh.new()
+	t_mesh.radius = 0.02
+	t_mesh.height = 1.0
+	var t_mat = StandardMaterial3D.new()
+	t_mat.albedo_color = Color(1.0, 0.8, 0.2)
+	t_mat.emission_enabled = true
+	t_mat.emission = Color(2.0, 1.5, 0.5)
+	t_mesh.material = t_mat
+	
+	t_mesh_inst.mesh = t_mesh
+	t_mesh_inst.rotation.x = deg_to_rad(90)
+	t_mesh_inst.position = Vector3(0, 0, -0.5)
+	tracer.add_child(t_mesh_inst)
+	
+	tracer.target_position = target
+	
+	if origin.distance_squared_to(target) > 0.1:
+		get_tree().current_scene.add_child(tracer)
+		tracer.global_position = origin
+		
+		var up_vec = Vector3.UP
+		if abs((target - origin).normalized().dot(up_vec)) > 0.99:
+			up_vec = Vector3.RIGHT
+		tracer.look_at(target, up_vec)
+
+func _spawn_remote_projectile(origin: Vector3, fire_dir: Vector3, weapon_name: String) -> void:
+	# Try to find the actual weapon to spawn its custom projectile so it looks identical!
+	if camera:
+		var wman = camera.get_node_or_null("WeaponManager")
+		if wman:
+			var target_weapon = null
+			for w in wman.weapons.values():
+				if "weapon_name" in w and w.weapon_name == weapon_name:
+					target_weapon = w
+					break
+			if target_weapon and target_weapon.has_method("_spawn_custom_projectile"):
+				target_weapon._spawn_custom_projectile(origin, fire_dir)
+				return
+				
+	# Generic fallback if weapon not found (e.g. joined late and weapons didn't build yet)
+	var proj = Node3D.new()
+	proj.name = "RemoteProjectile"
+	
+	if weapon_name == "Plasma Gun":
+		var mesh_instance = MeshInstance3D.new()
+		var p_mesh = SphereMesh.new()
+		p_mesh.radius = 0.08
+		p_mesh.height = 0.16
+		var mat = StandardMaterial3D.new()
+		mat.albedo_color = Color(0.2, 0.6, 1.0)
+		mat.emission_enabled = true
+		mat.emission = Color(0.2, 0.6, 1.0)
+		mat.emission_energy_multiplier = 5.0
+		p_mesh.material = mat
+		mesh_instance.mesh = p_mesh
+		proj.add_child(mesh_instance)
+		
+		var light = OmniLight3D.new()
+		light.light_color = Color(0.2, 0.6, 1.0)
+		light.light_energy = 2.0
+		light.omni_range = 4.0
+		proj.add_child(light)
+	else:
+		# Generic rocket fallback
+		var mesh_inst = MeshInstance3D.new()
+		var p_mesh = CylinderMesh.new()
+		p_mesh.top_radius = 0.0
+		p_mesh.bottom_radius = 0.05
+		p_mesh.height = 0.2
+		var mat = StandardMaterial3D.new()
+		mat.albedo_color = Color(0.8, 0.2, 0.2)
+		mat.emission_enabled = true
+		mat.emission = Color(1.5, 0.3, 0.1)
+		p_mesh.material = mat
+		mesh_inst.mesh = p_mesh
+		mesh_inst.rotation.x = deg_to_rad(-90)
+		proj.add_child(mesh_inst)
+		
+		var smoke = GPUParticles3D.new()
+		var smoke_mat = ParticleProcessMaterial.new()
+		smoke_mat.direction = Vector3(0, 0, 1)
+		smoke_mat.spread = 5.0
+		smoke_mat.initial_velocity_min = 0.0
+		smoke_mat.initial_velocity_max = 0.5
+		smoke_mat.gravity = Vector3(0, 0.5, 0)
+		smoke.process_material = smoke_mat
+		smoke.amount = 20
+		smoke.lifetime = 0.5
+		smoke.position = Vector3(0, 0, 0.1)
+		
+		var smoke_mesh = SphereMesh.new()
+		smoke_mesh.radius = 0.04
+		var smoke_mesh_mat = StandardMaterial3D.new()
+		smoke_mesh_mat.albedo_color = Color(0.5, 0.5, 0.5, 0.6)
+		smoke_mesh_mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
+		smoke_mesh.material = smoke_mesh_mat
+		smoke.draw_pass_1 = smoke_mesh
+		proj.add_child(smoke)
+	
+	# Orient the projectile in the direction of fire
+	var up_vec = Vector3.UP
+	if abs(fire_dir.normalized().dot(up_vec)) > 0.99:
+		up_vec = Vector3.RIGHT
+	
+	get_tree().current_scene.add_child(proj)
+	proj.global_position = origin
+	proj.look_at(origin + fire_dir, up_vec)
+	
+	# Animate movement using tween at appropriate speed
+	var speed = 35.0 if weapon_name != "Plasma Gun" else 80.0
+	var end_pos = origin + fire_dir.normalized() * (speed * 5.0)
+	var tween = get_tree().create_tween()
+	tween.tween_property(proj, "global_position", end_pos, 5.0)
+	tween.tween_callback(proj.queue_free)
+
+@rpc("any_peer", "call_local", "reliable")
+func server_play_explosion(pos: Vector3, radius: float) -> void:
+	if not multiplayer.is_server(): return
+	rpc_play_explosion.rpc(pos, radius)
+
+@rpc("any_peer", "call_local", "reliable")
+func rpc_play_explosion(pos: Vector3, radius: float) -> void:
+	if is_multiplayer_authority(): return
+	
+	var visual = MeshInstance3D.new()
+	var s_mesh = SphereMesh.new()
+	s_mesh.radius = radius
+	s_mesh.height = radius * 2.0
+	visual.mesh = s_mesh
+	
+	var mat = StandardMaterial3D.new()
+	mat.albedo_color = Color(1.0, 0.5, 0.0, 0.6) # Translucent orange
+	mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
+	mat.emission_enabled = true
+	mat.emission = Color(1.0, 0.3, 0.0)
+	visual.material_override = mat
+	
+	visual.position = pos
+	get_tree().current_scene.add_child(visual)
+	
+	var tween = visual.create_tween()
+	tween.tween_property(mat, "albedo_color:a", 0.0, 0.3)
+	tween.parallel().tween_property(visual, "scale", Vector3(1.1, 1.1, 1.1), 0.3)
+	tween.tween_callback(visual.queue_free)
+	
+	var audio = AudioStreamPlayer3D.new()
+	audio.stream = load("res://assets/sounds/shotgun_fire.wav")
+	audio.bus = "SFX"
+	audio.pitch_scale = 0.7
+	audio.max_distance = 150.0
+	get_tree().current_scene.add_child(audio)
+	audio.global_position = pos
+	audio.play()
+	audio.finished.connect(audio.queue_free)
+
+@rpc("any_peer", "call_local", "reliable")
+func server_take_damage(amount: float, hit_pos: Vector3, attacker_id: int, weapon_name: String, impulse: Vector3) -> void:
+	if not multiplayer.is_server(): return
+	
+	if impulse.length_squared() > 0.01:
+		apply_impulse(impulse)
+		
+	# Broadcast damage event to all peers so the victim dies on all screens
+	rpc_take_damage.rpc(amount, hit_pos, attacker_id, weapon_name, impulse)
+
+@rpc("any_peer", "call_local", "reliable")
+func rpc_take_damage(amount: float, hit_pos: Vector3, attacker_id: int, weapon_name: String, impulse: Vector3) -> void:
 	if is_dead:
 		if is_instance_valid(ragdoll_instance):
 			ragdoll_instance.apply_initial_velocities(Vector3.ZERO, impulse)
 		return
 		
-	# Show damage number for self-damage
-	spawn_damage_number(amount, _hit_pos)
+	# Show damage number for the attacker
+	if not multiplayer.has_multiplayer_peer() or attacker_id == multiplayer.get_unique_id():
+		if is_multiplayer_authority():
+			spawn_damage_number(amount, hit_pos)
+		else:
+			var my_node = get_parent().get_node_or_null(str(attacker_id))
+			if my_node and my_node.has_method("spawn_damage_number"):
+				my_node.spawn_damage_number(amount, hit_pos)
+				
+	# Show damage indicator and screen shake for the victim
+	if is_multiplayer_authority() and amount > 0.0 and (not multiplayer.has_multiplayer_peer() or attacker_id != multiplayer.get_unique_id()):
+		_show_damage_indicator(hit_pos)
+	
+	if attacker_id != 0:
+		recent_attackers[attacker_id] = Time.get_ticks_msec() / 1000.0
 
 	time_since_last_damage = 0.0
 	
@@ -243,6 +507,88 @@ func take_damage(amount: float, _hit_pos: Vector3, _source: Node3D = null, impul
 			health = 0.0
 			die(impulse)
 			
+			if multiplayer.is_server():
+				var nm = get_node_or_null("/root/NetworkManager")
+				if nm and multiplayer.has_multiplayer_peer():
+					var killer_id = attacker_id
+					
+					var assist_ids: Array = []
+					var now = Time.get_ticks_msec() / 1000.0
+					for aid in recent_attackers.keys():
+						if aid != killer_id and now - recent_attackers[aid] <= 10.0:
+							assist_ids.append(aid)
+					
+					var real_victim_name = "Player " + str(name)
+					if "player_name" in self and self.player_name != "":
+						real_victim_name = self.player_name
+					elif str(name).to_int() == 1:
+						real_victim_name = "Host"
+						
+					if nm.has_method("register_kill"):
+						var victim_id = str(name).to_int()
+						if victim_id == 0:
+							victim_id = 1 # Fallback to host if something is weird
+						nm.register_kill.rpc(victim_id, killer_id, weapon_name, real_victim_name, assist_ids)
+
+func _show_damage_indicator(hit_pos: Vector3) -> void:
+	if not _damage_layer: return
+	
+	var indicator = Polygon2D.new()
+	indicator.polygon = PackedVector2Array([
+		Vector2(0, -100),
+		Vector2(-20, -75),
+		Vector2(20, -75)
+	])
+	indicator.color = Color(1.0, 0.0, 0.0, 0.8)
+	indicator.position = get_viewport().get_visible_rect().size / 2.0
+	
+	var forward = -global_transform.basis.z
+	forward.y = 0.0
+	if forward.length_squared() > 0.01:
+		forward = forward.normalized()
+		var right = global_transform.basis.x
+		right.y = 0.0
+		right = right.normalized()
+		
+		var dir_to_hit = (hit_pos - global_position)
+		dir_to_hit.y = 0.0
+		if dir_to_hit.length_squared() > 0.01:
+			dir_to_hit = dir_to_hit.normalized()
+			var angle = atan2(dir_to_hit.dot(right), dir_to_hit.dot(forward))
+			indicator.rotation = angle
+			
+	_damage_layer.add_child(indicator)
+	var tween = create_tween()
+	tween.tween_property(indicator, "color:a", 0.0, 1.0)
+	tween.tween_callback(indicator.queue_free)
+	
+	if camera:
+		var shake_tween = create_tween()
+		shake_tween.tween_property(camera, "h_offset", randf_range(-0.2, 0.2), 0.05)
+		shake_tween.parallel().tween_property(camera, "v_offset", randf_range(-0.2, 0.2), 0.05)
+		shake_tween.chain().tween_property(camera, "h_offset", 0.0, 0.05)
+		shake_tween.parallel().tween_property(camera, "v_offset", 0.0, 0.05)
+
+func get_weapon_name() -> String:
+	if camera:
+		var wman = camera.get_node_or_null("WeaponManager")
+		if wman:
+			var slot = wman.get("active_slot")
+			if slot != null and wman.weapons.has(slot):
+				var w = wman.weapons[slot]
+				if w and w.has_method("get_weapon_name"):
+					return w.get_weapon_name()
+				elif w:
+					var p = ""
+					if w.has_meta("script_path"):
+						p = w.get_meta("script_path").get_file().get_basename()
+					elif w.get_script():
+						p = w.get_script().resource_path.get_file().get_basename()
+					else:
+						p = "Killed"
+					return p.capitalize()
+	return "Killed"
+
 func _ensure_machine() -> MovementStateMachine:
 	if is_instance_valid(_machine):
 		return _machine
@@ -254,67 +600,34 @@ func _ensure_machine() -> MovementStateMachine:
 	_machine = null
 	return null
 
+var _client_input_dir: Vector2 = Vector2.ZERO
+var _client_wish_dir_world: Vector3 = Vector3.ZERO
+var _client_jump: bool = false
+var _client_jump_just_pressed: bool = false
+var _client_crouch: bool = false
+var _client_dash: bool = false
+var _client_grapple: bool = false
+var _client_grapple_just_pressed: bool = false
+
+@rpc("any_peer", "call_local", "unreliable")
+func server_receive_inputs(input_dir: Vector2, wish_dir: Vector3, jump: bool, jump_just: bool, crouch: bool, dash: bool, grapple: bool, grapple_just: bool) -> void:
+	if not multiplayer.is_server(): return
+	var sender = multiplayer.get_remote_sender_id()
+	if sender != str(name).to_int() and sender != 1: return # Accept from owner or host self
+
+	_client_input_dir = input_dir
+	_client_wish_dir_world = wish_dir
+	_client_jump = jump
+	_client_jump_just_pressed = jump_just
+	_client_crouch = crouch
+	_client_dash = dash
+	_client_grapple = grapple
+	_client_grapple_just_pressed = grapple_just
+
 func _physics_process(_delta: float) -> void:
-	var speed = velocity.length()
-	var wind_factor = clampf((speed - 10.0) / 25.0, 0.0, 1.0)
-	# Decibel scale is non-linear, so lerping from -80 means it stays inaudible for a long time.
-	# -40 db is practically silent for a background loop, -15 db is our max quiet wind.
-	wind_player.volume_db = lerpf(-40.0, -15.0, wind_factor)
-	if not wind_player.playing and wind_factor > 0.0:
-		wind_player.play()
-
-	var sm := _ensure_machine()
-	if not sm:
-		return
-
-	# Poll input in _physics_process so it's synchronized with the state machine tick
-	sm.input_jump_just_pressed = Input.is_action_just_pressed("jump")
-	sm.input_jump_pressed = Input.is_action_pressed("jump")
-	sm.input_crouch = Input.is_action_pressed("crouch")
-	sm.input_dash = Input.is_action_just_pressed("dash")
-	
-	sm.input_grapple = Input.is_action_pressed("grapple")
-	sm.input_grapple_just_pressed = Input.is_action_just_pressed("grapple")
-
-	# Update grapple rope visuals
-	if (sm.current_state == "grapple" or sm.is_grapple_shooting) and camera:
-		grapple_rope.visible = true
-		
-		# For shoot, start at right side of camera slightly below and closer
-		var start_pos = camera.global_position + camera.global_transform.basis * Vector3(0.3, -0.3, -0.15)
-		var end_pos = sm.grapple_point
-		
-		if sm.is_grapple_shooting and sm.grapple_travel_time > 0.0:
-			# Interpolate end_pos
-			var t = clampf(sm.grapple_shoot_time / sm.grapple_travel_time, 0.0, 1.0)
-			end_pos = start_pos.lerp(sm.grapple_point, t)
-			
-		var dist = start_pos.distance_to(end_pos)
-		if dist > 0.01:
-			grapple_rope.global_position = (start_pos + end_pos) / 2.0
-			# Look at end point
-			var up_vec = Vector3.UP
-			var dir = (end_pos - start_pos).normalized()
-			if abs(dir.dot(up_vec)) > 0.99:
-				up_vec = Vector3.RIGHT
-			# Set rotation first, which resets scale
-			grapple_rope.transform.basis = Basis.looking_at(dir, up_vec) * Basis.from_euler(Vector3(PI/2.0, 0, 0))
-			# Then apply the scale
-			grapple_rope.scale = Vector3(1.0, dist, 1.0)
-	else:
-		if grapple_rope:
-			grapple_rope.visible = false
-			
-	# Swing sound
-	if sm.current_state == "grapple" and sm.player.velocity.length() > 5.0:
-		grapple_swing_player.volume_db = lerpf(grapple_swing_player.volume_db, -15.0, _delta * 10.0)
-	else:
-		grapple_swing_player.volume_db = lerpf(grapple_swing_player.volume_db, -80.0, _delta * 15.0)
-
-	# Raw 2D input
+	# Local client captures input and sends it
+	if is_multiplayer_authority():
 		var raw_input := Input.get_vector("move_left", "move_right", "move_forward", "move_back")
-
-	# Transform input direction by player yaw so movement is camera-relative
 		var forward := -global_transform.basis.z
 		forward.y = 0.0
 		forward = forward.normalized()
@@ -326,8 +639,69 @@ func _physics_process(_delta: float) -> void:
 		if world_dir.length_squared() > 1.0:
 			world_dir = world_dir.normalized()
 			
-	sm.input_dir = raw_input
-	sm.wish_dir_world = world_dir
+		var input_jump = Input.is_action_pressed("jump")
+		var input_jump_just = Input.is_action_just_pressed("jump")
+		var input_crouch = Input.is_action_pressed("crouch")
+		var input_dash = Input.is_action_just_pressed("dash")
+		var input_grapple = Input.is_action_pressed("grapple")
+		var input_grapple_just = Input.is_action_just_pressed("grapple")
+		
+		server_receive_inputs.rpc_id(1, raw_input, world_dir, input_jump, input_jump_just, input_crouch, input_dash, input_grapple, input_grapple_just)
+
+	var speed = velocity.length()
+	var wind_factor = clampf((speed - 10.0) / 25.0, 0.0, 1.0)
+	wind_player.volume_db = lerpf(-40.0, -15.0, wind_factor)
+	if not wind_player.playing and wind_factor > 0.0:
+		wind_player.play()
+
+	var sm := _ensure_machine()
+	if not sm:
+		return
+
+	# Only the Server sets input values to the StateMachine for evaluation
+	if multiplayer.is_server():
+		sm.input_dir = _client_input_dir
+		sm.wish_dir_world = _client_wish_dir_world
+		sm.input_jump_pressed = _client_jump
+		sm.input_jump_just_pressed = _client_jump_just_pressed
+		sm.input_crouch = _client_crouch
+		sm.input_dash = _client_dash
+		sm.input_grapple = _client_grapple
+		sm.input_grapple_just_pressed = _client_grapple_just_pressed
+		
+		# Reset one-frame actions
+		_client_jump_just_pressed = false
+		_client_dash = false
+		_client_grapple_just_pressed = false
+
+		# Update synced properties for the grapple
+		synced_grapple_point = sm.grapple_point
+		synced_is_grapple_shooting = sm.is_grapple_shooting
+
+	# Update grapple rope visuals (runs on all clients for smooth interpolation)
+	if (synced_movement_state == "grapple" or synced_is_grapple_shooting) and camera:
+		grapple_rope.visible = true
+		var start_pos = camera.global_position + camera.global_transform.basis * Vector3(0.3, -0.3, -0.15)
+		var end_pos = synced_grapple_point
+		var dist = start_pos.distance_to(end_pos)
+		if dist > 0.01:
+			grapple_rope.global_position = (start_pos + end_pos) / 2.0
+			var up_vec = Vector3.UP
+			var dir = (end_pos - start_pos).normalized()
+			if abs(dir.dot(up_vec)) > 0.99:
+				up_vec = Vector3.RIGHT
+			grapple_rope.transform.basis = Basis.looking_at(dir, up_vec) * Basis.from_euler(Vector3(PI/2.0, 0, 0))
+			grapple_rope.scale = Vector3(1.0, dist, 1.0)
+	else:
+		if grapple_rope:
+			grapple_rope.visible = false
+			
+	if synced_movement_state == "grapple" and velocity.length() > 5.0:
+		grapple_swing_player.volume_db = lerpf(grapple_swing_player.volume_db, -15.0, _delta * 10.0)
+	else:
+		grapple_swing_player.volume_db = lerpf(grapple_swing_player.volume_db, -80.0, _delta * 15.0)
+
+	# Update humanoid model animation state (runs everywhere)
 
 	# Update humanoid model animation state
 	var humanoid = get_node_or_null("HumanoidModel")
@@ -335,6 +709,11 @@ func _physics_process(_delta: float) -> void:
 		var h_speed = Vector2(velocity.x, velocity.z).length()
 		humanoid.update_state(sm.current_state, h_speed, sm.input_crouch)
 	
+	# Write synced state for remote peers
+	synced_movement_state = sm.current_state
+	synced_movement_speed = Vector2(velocity.x, velocity.z).length()
+	synced_is_crouching = sm.input_crouch
+
 
 func _on_movement_event(ev: String, data: Dictionary) -> void:
 	if ev == "chain_updated":
@@ -345,6 +724,31 @@ func _on_movement_event(ev: String, data: Dictionary) -> void:
 		grapple_latch_player.play()
 
 func _process(delta: float) -> void:
+	# Remote players: apply synced movement state to their HumanoidModel
+	if not is_multiplayer_authority():
+		if synced_loadout_ready and not has_meta("remote_weapons_built"):
+			set_meta("remote_weapons_built", true)
+			var wman = camera.get_node_or_null("WeaponManager")
+			if wman and wman.has_method("_build_remote_loadout"):
+				wman._build_remote_loadout(synced_loadout_p1, synced_loadout_p2, synced_loadout_sp, synced_loadout_melee)
+				
+		var humanoid = get_node_or_null("HumanoidModel")
+		if humanoid:
+			humanoid.update_state(synced_movement_state, synced_movement_speed, synced_is_crouching)
+			# Check for weapon changes
+			if synced_weapon_path != "" and synced_weapon_path != humanoid.get_meta("current_weapon_path", ""):
+				humanoid.set_weapon(synced_weapon_path)
+				humanoid.set_meta("current_weapon_path", synced_weapon_path)
+		return
+		
+	# Update UI
+	if is_instance_valid(health_bar):
+		health_bar.value = health
+		health_label.text = "%d / %d" % [ceil(health), max_health]
+	if is_instance_valid(shield_bar):
+		shield_bar.value = shield
+		shield_label.text = "%d / %d" % [ceil(shield), max_shield]
+		
 	if is_dead:
 		# Continuously follow the ragdoll torso
 		if is_instance_valid(ragdoll_instance) and is_instance_valid(camera):
@@ -354,6 +758,11 @@ func _process(delta: float) -> void:
 				if is_instance_valid(spring_arm):
 					# Follow torso position exactly to avoid lerp bobbing
 					spring_arm.global_position = torso.global_position
+					
+		if death_screen and death_screen.visible:
+			if Input.is_mouse_button_pressed(MOUSE_BUTTON_LEFT) or Input.is_mouse_button_pressed(MOUSE_BUTTON_RIGHT) or Input.is_key_pressed(KEY_SPACE) or Input.is_key_pressed(KEY_ENTER) or Input.is_key_pressed(KEY_ESCAPE) == false and (Input.is_action_just_pressed("ui_accept") or Input.is_action_just_pressed("jump") or Input.is_action_just_pressed("fire")):
+				_on_respawn_pressed()
+				
 		return
 		
 	# Shield recharge logic
@@ -363,14 +772,6 @@ func _process(delta: float) -> void:
 		if shield > max_shield:
 			shield = max_shield
 
-	# Update UI
-	if is_instance_valid(health_bar):
-		health_bar.value = health
-		health_label.text = "%d / %d" % [ceil(health), max_health]
-	if is_instance_valid(shield_bar):
-		shield_bar.value = shield
-		shield_label.text = "%d / %d" % [ceil(shield), max_shield]
-
 func _setup_hud() -> void:
 	var margin = MarginContainer.new()
 	margin.set_anchors_preset(Control.PRESET_BOTTOM_LEFT)
@@ -381,6 +782,13 @@ func _setup_hud() -> void:
 	var vbox = VBoxContainer.new()
 	margin.add_child(vbox)
 	
+	# Add Match HUD overlay
+	if is_multiplayer_authority():
+		var match_hud_scene = load("res://ui/match_hud.tscn")
+		if match_hud_scene:
+			var match_hud = match_hud_scene.instantiate()
+			add_child(match_hud)
+	
 	# Shield Bar (Top)
 	var shield_box = VBoxContainer.new()
 	var s_title = Label.new()
@@ -458,12 +866,17 @@ func _setup_hud() -> void:
 	d_title.add_theme_color_override("font_color", Color(1.0, 0.2, 0.2))
 	d_vbox.add_child(d_title)
 	
-	var respawn_btn = Button.new()
-	respawn_btn.text = "REBOOT"
-	respawn_btn.add_theme_font_size_override("font_size", 24)
-	respawn_btn.pressed.connect(_on_respawn_pressed)
-	d_vbox.add_child(respawn_btn)
+	var respawn_label = Label.new()
+	respawn_label.text = "PRESS ANY KEY TO REBOOT"
+	respawn_label.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
+	respawn_label.add_theme_font_size_override("font_size", 24)
+	d_vbox.add_child(respawn_label)
 	
+	var tw = create_tween().set_loops()
+	tw.tween_property(respawn_label, "modulate:a", 0.2, 0.8)
+	tw.tween_property(respawn_label, "modulate:a", 1.0, 0.8)
+	
+	if is_multiplayer_authority():
 		_damage_layer.add_child(death_screen)
 
 func die(impulse: Vector3 = Vector3.ZERO) -> void:
@@ -485,17 +898,16 @@ func die(impulse: Vector3 = Vector3.ZERO) -> void:
 		col.set_deferred("disabled", true)
 		
 	# Spawn true physics ragdoll
+	death_count += 1
 	var ragdoll = load("res://characters/procedural_ragdoll.gd").new()
+	ragdoll.name = "Ragdoll_%s_%d" % [self.name, death_count]
 	ragdoll_instance = ragdoll
 	get_tree().current_scene.add_child(ragdoll)
 	ragdoll.global_transform = global_transform
 	ragdoll.build_ragdoll(Color(0.2, 0.4, 0.8)) # Blueish player color
 	
 	# Wait a frame for physics to initialize then apply velocity
-	get_tree().create_timer(0.01).timeout.connect(func():
-		if is_instance_valid(ragdoll):
-			ragdoll.apply_initial_velocities(velocity, impulse)
-	)
+	get_tree().create_timer(0.01).timeout.connect(_apply_ragdoll_velocity.bind(ragdoll, velocity, impulse))
 	
 	# Move camera to 3rd person view using SpringArm3D
 	if is_instance_valid(camera):
@@ -503,6 +915,7 @@ func die(impulse: Vector3 = Vector3.ZERO) -> void:
 		var wman = camera.get_node_or_null("WeaponManager")
 		if wman:
 			wman.visible = false
+			wman.process_mode = Node.PROCESS_MODE_DISABLED
 			
 		var cam_trans = camera.global_transform
 		camera.get_parent().remove_child(camera)
@@ -555,9 +968,109 @@ func die(impulse: Vector3 = Vector3.ZERO) -> void:
 		ragdoll_instance.set_meta("spring_arm", spring_arm)
 	
 	# Show death screen
+	if is_multiplayer_authority():
 		death_screen.visible = true
-	Input.mouse_mode = Input.MOUSE_MODE_VISIBLE
+		set_process_input(true)
+
+func _apply_ragdoll_velocity(ragdoll, l_vel: Vector3, imp: Vector3) -> void:
+	if is_instance_valid(ragdoll) and ragdoll.has_method("apply_initial_velocities"):
+		ragdoll.apply_initial_velocities(l_vel, imp)
+
+func _input(event: InputEvent) -> void:
+	if not is_multiplayer_authority(): return
+	if is_dead and death_screen and death_screen.visible:
+		if event is InputEventKey or event is InputEventMouseButton or event is InputEventJoypadButton:
+			if event.is_pressed() and not event.is_echo():
+				_on_respawn_pressed()
 
 func _on_respawn_pressed() -> void:
-	# Reload scene
-	get_tree().reload_current_scene()
+	if death_screen:
+		death_screen.visible = false
+	if multiplayer.is_server():
+		var spawn_pos = Vector3(randf_range(-5, 5), 5, randf_range(-5, 5))
+		rpc_respawn.rpc(spawn_pos)
+	else:
+		rpc_request_respawn.rpc_id(1)
+
+var _last_respawn_request_time: float = 0.0
+
+@rpc("any_peer", "call_local", "reliable")
+func rpc_request_respawn() -> void:
+	if not multiplayer.is_server():
+		return
+	var sender_id = multiplayer.get_remote_sender_id()
+	if sender_id != 1 and sender_id != str(name).to_int():
+		return
+		
+	var now = Time.get_ticks_msec() / 1000.0
+	if now - _last_respawn_request_time < 0.5:
+		return
+	_last_respawn_request_time = now
+		
+	if is_dead:
+		var spawn_pos = Vector3(randf_range(-5, 5), 5, randf_range(-5, 5))
+		rpc_respawn.rpc(spawn_pos)
+	else:
+		# Deal 9999 damage to trigger the full death sequence locally and over the network
+		take_damage(9999, global_position, null, Vector3.ZERO)
+
+@rpc("any_peer", "call_local", "reliable")
+func rpc_respawn(spawn_pos: Vector3) -> void:
+	if is_dead:
+		is_dead = false
+		health = max_health
+		shield = max_shield
+		time_since_last_damage = 0.0
+		
+		if is_instance_valid(ragdoll_instance):
+			if ragdoll_instance.has_meta("spring_arm"):
+				var sa = ragdoll_instance.get_meta("spring_arm")
+				if is_instance_valid(sa):
+					sa.queue_free()
+			ragdoll_instance.queue_free()
+		
+		visible = true
+		process_mode = Node.PROCESS_MODE_INHERIT
+		
+		# Restore camera parent
+		if is_instance_valid(camera) and is_instance_valid(head_pivot):
+			var p = camera.get_parent()
+			if p != head_pivot:
+				p.remove_child(camera)
+				head_pivot.add_child(camera)
+				camera.position = Vector3.ZERO
+				camera.rotation = Vector3.ZERO
+				
+		# Re-enable movement state machine
+		if _machine:
+			_machine.process_mode = Node.PROCESS_MODE_INHERIT
+			
+		# Re-enable collision
+		var col = get_node_or_null("CollisionShape3D")
+		if col:
+			col.set_deferred("disabled", false)
+			
+		var visual_model = get_node_or_null("HumanoidModel")
+		if visual_model:
+			visual_model.visible = true
+
+	# Server sets the actual position to sync to everyone
+	if multiplayer.is_server() or not multiplayer.has_multiplayer_peer() or multiplayer.multiplayer_peer is OfflineMultiplayerPeer:
+		position = spawn_pos
+		velocity = Vector3.ZERO
+		
+	# Local client resets UI and rebuilds weapons for their view
+	if is_multiplayer_authority():
+		if death_screen:
+			death_screen.visible = false
+		
+		# Optional: reset weapons
+		var wman = camera.get_node_or_null("WeaponManager") if camera else null
+		if wman:
+			wman.visible = true
+			wman.process_mode = Node.PROCESS_MODE_INHERIT
+			var cv = wman.get("canvas_layer")
+			if cv:
+				cv.visible = true
+			if wman.has_method("_build_loadout"):
+				wman._build_loadout()

project.godot

@@ -20,6 +20,7 @@ config/icon="res://icon.svg"
 SettingsManager="*res://globals/settings_manager.gd"
 LoadoutManager="*res://globals/loadout_manager.gd"
 PauseMenu="*res://ui/pause_menu.gd"
+NetworkManager="*res://globals/network_manager.gd"
 
 [input]
 
@@ -88,6 +89,11 @@ grapple={
 "events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":0,"position":Vector2(0, 0),"global_position":Vector2(0, 0),"factor":1.0,"button_index":3,"canceled":false,"pressed":false,"double_click":false,"script":null)
 ]
 }
+scoreboard={
+"deadzone": 0.0,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":4194306,"physical_keycode":0,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
+]
+}
 
 [physics]
 

test_rpc.gd

@@ -0,0 +1,20 @@
+extends SceneTree
+
+func _init():
+	var nm = load("res://globals/network_manager.gd").new()
+	nm.name = "NetworkManager"
+	root.add_child(nm)
+	
+	var hud = load("res://ui/match_hud.gd").new()
+	hud.name = "MatchHUD"
+	root.add_child(hud)
+	
+	# Mock network manager state
+	nm.match_active = true
+	nm._init_player_stats(1, "LocalTester")
+	
+	# Try to call register_kill
+	nm.register_kill.rpc(-1, 1, "Rifle", "Target Dummy")
+	
+	# Process one frame
+	call_deferred("quit")

test_rpc.gd.uid

@@ -0,0 +1 @@
+uid://clrd47khl65oq

ui/main_menu/main_menu.gd

@@ -2,10 +2,18 @@ extends Control
 
 var _ui_vbox: VBoxContainer
 var _level_selector_panel: VBoxContainer
+var _multiplayer_panel: VBoxContainer
+var _direct_connect_panel: VBoxContainer
+var _host_lobby_panel: Control
+var _host_lobby_players_list: ItemList
 
 func _ready() -> void:
 	Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
 	
+	var nm = get_node_or_null("/root/NetworkManager")
+	if nm:
+		nm.connection_succeeded.connect(_on_connection_succeeded)
+	
 	# ==========================================
 	# BACKGROUND: 3D DIORAMA (Sliding Player)
 	# ==========================================
@@ -97,21 +105,193 @@ func _ready() -> void:
 	
 	_add_button(_level_selector_panel, "Back", _on_back_pressed)
 
-func _build_level_card(parent: Container, title: String, scene_path: String, gradient: Gradient) -> void:
+	# ==========================================
+	# MULTIPLAYER PANEL
+	# ==========================================
+	_multiplayer_panel = VBoxContainer.new()
+	_multiplayer_panel.add_theme_constant_override("separation", 20)
+	_multiplayer_panel.set_anchor_and_offset(SIDE_LEFT, 0.0, 50)
+	_multiplayer_panel.set_anchor_and_offset(SIDE_TOP, 0.0, 50)
+	_multiplayer_panel.set_anchor_and_offset(SIDE_RIGHT, 0.0, 600)
+	_multiplayer_panel.set_anchor_and_offset(SIDE_BOTTOM, 1.0, -50)
+	_multiplayer_panel.hide()
+	add_child(_multiplayer_panel)
+	
+	var mp_title = Label.new()
+	mp_title.text = "Multiplayer"
+	mp_title.add_theme_font_size_override("font_size", 64)
+	mp_title.add_theme_color_override("font_color", Color(1, 1, 1))
+	mp_title.add_theme_color_override("font_outline_color", Color(0, 0, 0))
+	mp_title.add_theme_constant_override("outline_size", 8)
+	_multiplayer_panel.add_child(mp_title)
+	
+	var mp_spacer = Control.new()
+	mp_spacer.custom_minimum_size = Vector2(0, 20)
+	_multiplayer_panel.add_child(mp_spacer)
+	
+	_add_button(_multiplayer_panel, "Host Game", _on_host_pressed)
+	_add_button(_multiplayer_panel, "Direct Connect", _on_direct_connect_pressed)
+	_add_button(_multiplayer_panel, "Back", _on_multiplayer_back_pressed)
+
+	# ==========================================
+	# DIRECT CONNECT PANEL
+	# ==========================================
+	_direct_connect_panel = VBoxContainer.new()
+	_direct_connect_panel.add_theme_constant_override("separation", 20)
+	_direct_connect_panel.set_anchor_and_offset(SIDE_LEFT, 0.0, 50)
+	_direct_connect_panel.set_anchor_and_offset(SIDE_TOP, 0.0, 50)
+	_direct_connect_panel.set_anchor_and_offset(SIDE_RIGHT, 0.0, 600)
+	_direct_connect_panel.set_anchor_and_offset(SIDE_BOTTOM, 1.0, -50)
+	_direct_connect_panel.hide()
+	add_child(_direct_connect_panel)
+	
+	var dc_title = Label.new()
+	dc_title.text = "Direct Connect"
+	dc_title.add_theme_font_size_override("font_size", 64)
+	dc_title.add_theme_color_override("font_color", Color(1, 1, 1))
+	dc_title.add_theme_color_override("font_outline_color", Color(0, 0, 0))
+	dc_title.add_theme_constant_override("outline_size", 8)
+	_direct_connect_panel.add_child(dc_title)
+	
+	var dc_ip_label = Label.new()
+	dc_ip_label.text = "IP Address:"
+	dc_ip_label.add_theme_font_size_override("font_size", 24)
+	_direct_connect_panel.add_child(dc_ip_label)
+	
+	var dc_ip_input = LineEdit.new()
+	dc_ip_input.text = "127.0.0.1"
+	dc_ip_input.name = "IPInput"
+	dc_ip_input.add_theme_font_size_override("font_size", 24)
+	dc_ip_input.custom_minimum_size = Vector2(300, 50)
+	_direct_connect_panel.add_child(dc_ip_input)
+	
+	var dc_port_label = Label.new()
+	dc_port_label.text = "Port:"
+	dc_port_label.add_theme_font_size_override("font_size", 24)
+	_direct_connect_panel.add_child(dc_port_label)
+	
+	var dc_port_input = LineEdit.new()
+	dc_port_input.text = "31415" # Default Port
+	dc_port_input.name = "PortInput"
+	dc_port_input.add_theme_font_size_override("font_size", 24)
+	dc_port_input.custom_minimum_size = Vector2(300, 50)
+	_direct_connect_panel.add_child(dc_port_input)
+	
+	var dc_spacer = Control.new()
+	dc_spacer.custom_minimum_size = Vector2(0, 20)
+	_direct_connect_panel.add_child(dc_spacer)
+	
+	_add_button(_direct_connect_panel, "Connect", _on_connect_confirm_pressed)
+	_add_button(_direct_connect_panel, "Back", _on_dc_back_pressed)
+
+	# ==========================================
+	# HOST LOBBY PANEL
+	# ==========================================
+	_host_lobby_panel = Control.new()
+	_host_lobby_panel.set_anchors_preset(Control.PRESET_FULL_RECT)
+	_host_lobby_panel.hide()
+	add_child(_host_lobby_panel)
+	
+	var hl_hbox = HBoxContainer.new()
+	hl_hbox.set_anchors_preset(Control.PRESET_FULL_RECT)
+	hl_hbox.add_theme_constant_override("separation", 50)
+	_host_lobby_panel.add_child(hl_hbox)
+	
+	# Left Side (Level Selector)
+	var hl_left = VBoxContainer.new()
+	hl_left.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	hl_left.set_anchor_and_offset(SIDE_LEFT, 0.0, 50)
+	hl_left.set_anchor_and_offset(SIDE_TOP, 0.0, 50)
+	hl_left.add_theme_constant_override("separation", 20)
+	
+	var hl_margin = MarginContainer.new()
+	hl_margin.add_theme_constant_override("margin_left", 50)
+	hl_margin.add_theme_constant_override("margin_top", 50)
+	hl_margin.add_theme_constant_override("margin_bottom", 50)
+	hl_margin.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	hl_hbox.add_child(hl_margin)
+	hl_margin.add_child(hl_left)
+	
+	var hl_title = Label.new()
+	hl_title.text = "Host Lobby - Select Level"
+	hl_title.add_theme_font_size_override("font_size", 64)
+	hl_title.add_theme_color_override("font_color", Color(1, 1, 1))
+	hl_title.add_theme_color_override("font_outline_color", Color(0, 0, 0))
+	hl_title.add_theme_constant_override("outline_size", 8)
+	hl_left.add_child(hl_title)
+	
+	var hl_cards = HBoxContainer.new()
+	hl_cards.add_theme_constant_override("separation", 20)
+	hl_left.add_child(hl_cards)
+	
+	_build_level_card(hl_cards, "Dust 2", "res://scenes/dust2_level/dust2_level.tscn", d2_gradient, true, Vector2(200, 250))
+	_build_level_card(hl_cards, "Test Level", "res://scenes/test_level/test_level.tscn", tl_gradient, true, Vector2(200, 250))
+	
+	var mode_label = Label.new()
+	mode_label.text = "Gamemode"
+	mode_label.add_theme_font_size_override("font_size", 32)
+	hl_left.add_child(mode_label)
+	
+	var _gamemode_opt = OptionButton.new()
+	_gamemode_opt.add_theme_font_size_override("font_size", 24)
+	_gamemode_opt.add_item("Deathmatch", 0)
+	_gamemode_opt.add_to_group("host_only_ui")
+	_gamemode_opt.item_selected.connect(func(index: int):
+		if get_node_or_null("/root/NetworkManager"):
+			get_node("/root/NetworkManager").current_gamemode = _gamemode_opt.get_item_text(index)
+	)
+	hl_left.add_child(_gamemode_opt)
+	
+	var hl_spacer = Control.new()
+	hl_spacer.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	hl_left.add_child(hl_spacer)
+	
+	_add_button(hl_left, "Disband & Back", _on_lobby_back_pressed)
+	
+	# Right Side (Player List)
+	var hl_right = VBoxContainer.new()
+	hl_right.custom_minimum_size = Vector2(400, 0)
+	var hl_right_margin = MarginContainer.new()
+	hl_right_margin.add_theme_constant_override("margin_top", 50)
+	hl_right_margin.add_theme_constant_override("margin_right", 50)
+	hl_right_margin.add_theme_constant_override("margin_bottom", 50)
+	hl_hbox.add_child(hl_right_margin)
+	hl_right_margin.add_child(hl_right)
+	
+	var pl_title = Label.new()
+	pl_title.text = "Players Connected"
+	pl_title.add_theme_font_size_override("font_size", 48)
+	pl_title.add_theme_color_override("font_outline_color", Color(0, 0, 0))
+	pl_title.add_theme_constant_override("outline_size", 8)
+	hl_right.add_child(pl_title)
+	
+	var port_label = Label.new()
+	if get_node_or_null("/root/NetworkManager"):
+		port_label.text = "Port: " + str(get_node("/root/NetworkManager").DEFAULT_PORT)
+	port_label.add_theme_font_size_override("font_size", 24)
+	port_label.add_theme_color_override("font_color", Color(0.7, 0.7, 0.7))
+	hl_right.add_child(port_label)
+	
+	_host_lobby_players_list = ItemList.new()
+	_host_lobby_players_list.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	_host_lobby_players_list.add_theme_font_size_override("font_size", 24)
+	hl_right.add_child(_host_lobby_players_list)
+
+func _build_level_card(parent: Container, title: String, scene_path: String, gradient: Gradient, is_multiplayer: bool = false, card_size: Vector2 = Vector2(300, 400)) -> void:
 	var btn = TextureButton.new()
-	btn.custom_minimum_size = Vector2(300, 400)
+	btn.custom_minimum_size = card_size
 	
 	var tex = GradientTexture2D.new()
 	tex.gradient = gradient
-	tex.width = 300
-	tex.height = 400
+	tex.width = int(card_size.x)
+	tex.height = int(card_size.y)
 	tex.fill_to = Vector2(1, 1)
 	btn.texture_normal = tex
 	
 	var tex_hover = GradientTexture2D.new()
 	tex_hover.gradient = gradient
-	tex_hover.width = 300
-	tex_hover.height = 400
+	tex_hover.width = int(card_size.x)
+	tex_hover.height = int(card_size.y)
 	tex_hover.fill_to = Vector2(1, 1)
 	tex_hover.use_hdr = true # Slight bright effect on hover
 	btn.texture_hover = tex_hover
@@ -137,7 +317,16 @@ func _build_level_card(parent: Container, title: String, scene_path: String, gra
 	lbl.set_anchors_preset(Control.PRESET_FULL_RECT)
 	overlay.add_child(lbl)
 	
-	btn.pressed.connect(func(): get_tree().change_scene_to_file(scene_path))
+	if is_multiplayer:
+		btn.add_to_group("host_only_ui")
+		btn.pressed.connect(func(): get_node("/root/NetworkManager").rpc_load_level.rpc(scene_path))
+	else:
+		btn.pressed.connect(func():
+			var nm = get_node_or_null("/root/NetworkManager")
+			if nm:
+				nm.start_singleplayer_match("Deathmatch")
+			get_tree().change_scene_to_file(scene_path)
+		)
 	
 	parent.add_child(btn)
 
@@ -159,7 +348,80 @@ func _on_singleplayer_pressed() -> void:
 	_level_selector_panel.show()
 
 func _on_multiplayer_pressed() -> void:
-	print("Multiplayer not implemented yet.")
+	_ui_vbox.hide()
+	_multiplayer_panel.show()
+
+func _on_multiplayer_back_pressed() -> void:
+	_multiplayer_panel.hide()
+	_ui_vbox.show()
+
+func _on_host_pressed() -> void:
+	var nm = get_node("/root/NetworkManager")
+	if nm.host_game() == OK:
+		_on_connection_succeeded()
+
+func _on_direct_connect_pressed() -> void:
+	_multiplayer_panel.hide()
+	_direct_connect_panel.show()
+
+func _on_dc_back_pressed() -> void:
+	_direct_connect_panel.hide()
+	_multiplayer_panel.show()
+
+func _on_connect_confirm_pressed() -> void:
+	var ip = _direct_connect_panel.get_node("IPInput").text
+	var port = _direct_connect_panel.get_node("PortInput").text.to_int()
+	get_node("/root/NetworkManager").join_game(ip, port)
+
+func _on_connection_succeeded() -> void:
+	_direct_connect_panel.hide()
+	_multiplayer_panel.hide()
+	_host_lobby_panel.show()
+	
+	var nm = get_node("/root/NetworkManager")
+	var is_host = nm.multiplayer.is_server()
+	for node in get_tree().get_nodes_in_group("host_only_ui"):
+		if node is BaseButton:
+			node.disabled = not is_host
+			
+	if not nm.player_connected.is_connected(_on_network_player_connected):
+		nm.player_connected.connect(_on_network_player_connected)
+		nm.player_disconnected.connect(_on_network_player_disconnected)
+	if not nm.stats_updated.is_connected(_update_lobby_players):
+		nm.stats_updated.connect(_update_lobby_players)
+		
+	_update_lobby_players()
+
+func _on_lobby_back_pressed() -> void:
+	_host_lobby_panel.hide()
+	_multiplayer_panel.show()
+	var nm = get_node("/root/NetworkManager")
+	nm.disconnect_game()
+	if nm.player_connected.is_connected(_on_network_player_connected):
+		nm.player_connected.disconnect(_on_network_player_connected)
+		nm.player_disconnected.disconnect(_on_network_player_disconnected)
+	if nm.stats_updated.is_connected(_update_lobby_players):
+		nm.stats_updated.disconnect(_update_lobby_players)
+
+func _on_network_player_connected(_id: int) -> void:
+	_update_lobby_players()
+
+func _on_network_player_disconnected(_id: int) -> void:
+	_update_lobby_players()
+
+func _update_lobby_players() -> void:
+	if not _host_lobby_players_list: return
+	_host_lobby_players_list.clear()
+	var nm = get_node("/root/NetworkManager")
+	
+	for pid in nm.player_stats.keys():
+		var p_name = nm.player_stats[pid].get("username", "Unknown")
+		var p_ping = nm.player_stats[pid].get("ping", 0)
+		
+		if pid == 1:
+			_host_lobby_players_list.add_item("%s (Host) - %sms" % [p_name, p_ping])
+		else:
+			_host_lobby_players_list.add_item("%s - %sms" % [p_name, p_ping])
 
 func _on_loadouts_pressed() -> void:
 	if has_node("/root/PauseMenu"):

ui/match_hud.gd

@@ -0,0 +1,214 @@
+extends CanvasLayer
+
+var _nm: Node
+
+# Top HUD
+var _time_label: Label
+var _local_kills_label: Label
+var _leader_label: Label
+
+# Killfeed
+var _killfeed_vbox: VBoxContainer
+
+# Scoreboard
+var _scoreboard_panel: PanelContainer
+var _scoreboard_grid: GridContainer
+
+func _ready() -> void:
+	_nm = get_node_or_null("/root/NetworkManager")
+	
+	# Top HUD
+	var top_hbox = HBoxContainer.new()
+	top_hbox.set_anchors_preset(Control.PRESET_TOP_WIDE)
+	top_hbox.alignment = BoxContainer.ALIGNMENT_CENTER
+	top_hbox.add_theme_constant_override("separation", 50)
+	var margin = MarginContainer.new()
+	margin.add_theme_constant_override("margin_top", 20)
+	margin.set_anchors_preset(Control.PRESET_TOP_WIDE)
+	margin.add_child(top_hbox)
+	add_child(margin)
+	
+	_time_label = Label.new()
+	_time_label.add_theme_font_size_override("font_size", 48)
+	_time_label.add_theme_color_override("font_outline_color", Color.BLACK)
+	_time_label.add_theme_constant_override("outline_size", 8)
+	top_hbox.add_child(_time_label)
+	
+	_local_kills_label = Label.new()
+	_local_kills_label.text = "0 Kills"
+	_local_kills_label.add_theme_font_size_override("font_size", 64)
+	_local_kills_label.add_theme_color_override("font_color", Color(1, 0.8, 0.2))
+	_local_kills_label.add_theme_color_override("font_outline_color", Color.BLACK)
+	_local_kills_label.add_theme_constant_override("outline_size", 12)
+	top_hbox.add_child(_local_kills_label)
+	
+	_leader_label = Label.new()
+	_leader_label.text = "Leader: None"
+	_leader_label.add_theme_font_size_override("font_size", 32)
+	_leader_label.add_theme_color_override("font_outline_color", Color.BLACK)
+	_leader_label.add_theme_constant_override("outline_size", 8)
+	top_hbox.add_child(_leader_label)
+	
+	# Killfeed
+	var kf_margin = MarginContainer.new()
+	kf_margin.set_anchors_and_offsets_preset(Control.PRESET_TOP_RIGHT)
+	kf_margin.grow_horizontal = Control.GROW_DIRECTION_BEGIN
+	kf_margin.add_theme_constant_override("margin_top", 20)
+	kf_margin.add_theme_constant_override("margin_right", 20)
+	add_child(kf_margin)
+	
+	_killfeed_vbox = VBoxContainer.new()
+	_killfeed_vbox.alignment = BoxContainer.ALIGNMENT_END
+	kf_margin.add_child(_killfeed_vbox)
+	
+	# Scoreboard Overlay
+	var center_container = CenterContainer.new()
+	center_container.set_anchors_preset(Control.PRESET_FULL_RECT)
+	add_child(center_container)
+	
+	_scoreboard_panel = PanelContainer.new()
+	_scoreboard_panel.custom_minimum_size = Vector2(800, 600)
+	var sb_style = StyleBoxFlat.new()
+	sb_style.bg_color = Color(0, 0, 0, 0.8)
+	_scoreboard_panel.add_theme_stylebox_override("panel", sb_style)
+	_scoreboard_panel.hide()
+	center_container.add_child(_scoreboard_panel)
+	
+	var sb_vbox = VBoxContainer.new()
+	var sb_margin = MarginContainer.new()
+	sb_margin.add_theme_constant_override("margin_left", 20)
+	sb_margin.add_theme_constant_override("margin_top", 20)
+	sb_margin.add_theme_constant_override("margin_right", 20)
+	sb_margin.add_theme_constant_override("margin_bottom", 20)
+	sb_margin.add_child(sb_vbox)
+	_scoreboard_panel.add_child(sb_margin)
+	
+	var sb_title = Label.new()
+	sb_title.text = "Scoreboard"
+	sb_title.add_theme_font_size_override("font_size", 48)
+	sb_title.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
+	sb_vbox.add_child(sb_title)
+	
+	_scoreboard_grid = GridContainer.new()
+	_scoreboard_grid.columns = 5
+	_scoreboard_grid.add_theme_constant_override("h_separation", 50)
+	_scoreboard_grid.add_theme_constant_override("v_separation", 10)
+	sb_vbox.add_child(_scoreboard_grid)
+	
+	_populate_scoreboard_headers()
+	
+	# Signals
+	if _nm:
+		_nm.stats_updated.connect(_update_hud)
+		_nm.killfeed_event.connect(_on_killfeed_event)
+		_nm.match_state_updated.connect(_update_timer)
+		_update_hud()
+
+func _process(_delta: float) -> void:
+	if Input.is_action_just_pressed("scoreboard"):
+		_scoreboard_panel.show()
+		_update_hud()
+	elif Input.is_action_just_released("scoreboard"):
+		_scoreboard_panel.hide()
+	
+	if _nm and _nm.match_active:
+		_update_timer()
+
+func _update_timer() -> void:
+	if not _nm: return
+	var t = int(_nm.match_time_remaining)
+	var m = int(t / 60.0)
+	var s = t % 60
+	_time_label.text = "%02d:%02d" % [m, s]
+
+func _populate_scoreboard_headers() -> void:
+	for child in _scoreboard_grid.get_children():
+		child.queue_free()
+	
+	var headers = ["Player", "Kills", "Deaths", "Assists", "Ping"]
+	for h in headers:
+		var l = Label.new()
+		l.text = h
+		l.add_theme_font_size_override("font_size", 24)
+		l.add_theme_color_override("font_color", Color(0.7, 0.7, 0.7))
+		_scoreboard_grid.add_child(l)
+
+func _update_hud() -> void:
+	if not _nm: return
+	
+	var my_id = multiplayer.get_unique_id()
+	
+	var leader_name = "None"
+	var max_kills = -1
+	
+	var stats = _nm.player_stats
+	
+	# Sort players by kills for scoreboard
+	var players = stats.keys()
+	players.sort_custom(func(a, b): return stats[a].get("kills", 0) > stats[b].get("kills", 0))
+	
+	_populate_scoreboard_headers()
+	
+	for pid in players:
+		var p_data = stats[pid]
+		var p_kills = p_data.get("kills", 0)
+		
+		# Find leader
+		if p_kills > max_kills:
+			max_kills = p_kills
+			leader_name = p_data.get("username", "Player " + str(pid))
+		
+		# Update local kills
+		if pid == my_id:
+			_local_kills_label.text = str(p_kills) + " Kills"
+		
+		# Build Scoreboard Row
+		var c_name = Label.new()
+		c_name.text = p_data.get("username", "Player")
+		c_name.add_theme_font_size_override("font_size", 24)
+		c_name.add_theme_color_override("font_color", Color(p_data.get("color", "cccccc")))
+		_scoreboard_grid.add_child(c_name)
+		
+		var c_k = Label.new()
+		c_k.text = str(p_kills)
+		c_k.add_theme_font_size_override("font_size", 24)
+		_scoreboard_grid.add_child(c_k)
+		
+		var c_d = Label.new()
+		c_d.text = str(p_data.get("deaths", 0))
+		c_d.add_theme_font_size_override("font_size", 24)
+		_scoreboard_grid.add_child(c_d)
+		
+		var c_a = Label.new()
+		c_a.text = str(p_data.get("assists", 0))
+		c_a.add_theme_font_size_override("font_size", 24)
+		_scoreboard_grid.add_child(c_a)
+		
+		var c_p = Label.new()
+		c_p.text = str(p_data.get("ping", 0)) + "ms"
+		c_p.add_theme_font_size_override("font_size", 24)
+		_scoreboard_grid.add_child(c_p)
+	
+	_leader_label.text = "Leader: %s (%s Kills)" % [leader_name, max_kills]
+
+func _on_killfeed_event(victim: String, killer: String, weapon: String, v_color: String = "cccccc", k_color: String = "cccccc") -> void:
+	var l = RichTextLabel.new()
+	l.bbcode_enabled = true
+	l.fit_content = true
+	l.autowrap_mode = TextServer.AUTOWRAP_OFF
+	
+	if killer == "":
+		l.text = "[color=#%s]%s[/color] died." % [v_color, victim]
+	else:
+		l.text = "[color=#%s]%s[/color] [%s] [color=#%s]%s[/color]" % [k_color, killer, weapon, v_color, victim]
+	
+	l.add_theme_font_size_override("normal_font_size", 20)
+	l.add_theme_color_override("font_outline_color", Color.BLACK)
+	l.add_theme_constant_override("outline_size", 4)
+	_killfeed_vbox.add_child(l)
+	
+	# Fade out and queue_free after 5 seconds
+	var t = get_tree().create_tween()
+	t.tween_interval(4.0)
+	t.tween_property(l, "modulate:a", 0.0, 1.0)
+	t.tween_callback(l.queue_free)

ui/match_hud.gd.uid

@@ -0,0 +1 @@
+uid://dymuoha2tdj63

ui/match_hud.tscn

@@ -0,0 +1,6 @@
+[gd_scene format=3 uid="uid://c54h8k8u8p7q6"]
+
+[ext_resource type="Script" path="res://ui/match_hud.gd" id="1_match"]
+
+[node name="MatchHUD" type="CanvasLayer"]
+script = ExtResource("1_match")

ui/pause_menu.gd

@@ -92,7 +92,20 @@ func _resume() -> void:
 
 func _respawn() -> void:
 	_resume() # Unpause
-	get_tree().reload_current_scene()
+	
+	# Find local player using their unique multiplayer ID
+	var local_player: Node3D = null
+	var pid = multiplayer.get_unique_id()
+	
+	if get_tree().current_scene:
+		local_player = get_tree().current_scene.get_node_or_null(str(pid))
+		if not local_player:
+			var spawner = get_tree().current_scene.get_node_or_null("PlayerSpawner")
+			if spawner:
+				local_player = spawner.get_node_or_null(str(pid))
+		
+	if local_player and local_player.has_method("rpc_request_respawn"):
+		local_player.rpc_request_respawn.rpc_id(1)
 
 func _build_ui() -> void:
 	bg = ColorRect.new()
@@ -239,9 +252,32 @@ func _build_ui() -> void:
 	var general_tab = VBoxContainer.new()
 	general_tab.name = "General"
 	tab_container.add_child(general_tab)
-	var gen_label = Label.new()
-	gen_label.text = "Settings coming soon..."
-	general_tab.add_child(gen_label)
+	var user_hbox = HBoxContainer.new()
+	general_tab.add_child(user_hbox)
+	
+	var user_lbl = Label.new()
+	user_lbl.text = "Username:"
+	user_lbl.custom_minimum_size = Vector2(150, 0)
+	user_hbox.add_child(user_lbl)
+	
+	var user_input = LineEdit.new()
+	user_input.text = SettingsManager.username
+	user_input.custom_minimum_size = Vector2(200, 0)
+	user_hbox.add_child(user_input)
+	
+	var user_save = Button.new()
+	user_save.text = "Save"
+	user_save.pressed.connect(func():
+		SettingsManager.username = user_input.text
+		SettingsManager._save_settings()
+		var nm = get_node_or_null("/root/NetworkManager")
+		if nm:
+			if nm.multiplayer.has_multiplayer_peer() and not nm.multiplayer.multiplayer_peer is OfflineMultiplayerPeer:
+				nm.update_username.rpc_id(1, user_input.text)
+			else:
+				nm.update_username(user_input.text)
+	)
+	user_hbox.add_child(user_save)
 	
 	var spacer_gen = Control.new()
 	spacer_gen.size_flags_vertical = Control.SIZE_EXPAND_FILL
@@ -649,6 +685,9 @@ func _show_return_dialog() -> void:
 
 func _return_to_main_menu() -> void:
 	_resume() # Reset pause state and cursor mode
+	var nm = get_node_or_null("/root/NetworkManager")
+	if nm:
+		nm.disconnect_game()
 	get_tree().change_scene_to_file("res://ui/main_menu/main_menu.tscn")
 
 func _show_main_menu() -> void:

weapons/base_hitscan_weapon.gd

@@ -161,7 +161,12 @@ func _shoot_hitscan() -> void:
 		hits_remaining -= 1
 		current_damage_mult *= penetration_damage_penalty
 		final_target = result.position
+	_spawn_tracer(origin, final_target)
 	
+	if multiplayer.has_multiplayer_peer() and multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+		player.server_play_fire_effects.rpc_id(1, origin, final_target, name, true)
+
+func _spawn_tracer(_origin: Vector3, final_target: Vector3) -> void:
 	# Spawn cosmetic tracer
 	var tracer = Node3D.new()
 	tracer.set_script(load("res://weapons/hitscan_tracer.gd"))

weapons/base_projectile_weapon.gd

@@ -121,6 +121,9 @@ func _shoot_projectile() -> void:
 	
 	_spawn_custom_projectile(origin, fire_dir)
 	
+	if multiplayer.has_multiplayer_peer() and multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+		player.server_play_fire_effects.rpc_id(1, origin, fire_dir, weapon_name, false)
+
 func _spawn_custom_projectile(_origin: Vector3, _fire_dir: Vector3) -> void:
 	# Virtual method for custom projectiles (e.g., bouncing, homing)
 	pass

weapons/double_barrel_shotgun.gd

@@ -146,12 +146,11 @@ func _apply_impulse() -> void:
 	var push_dir = camera.global_transform.basis.z.normalized()
 	
 	# Apply impulse to player velocity
-	player.velocity += push_dir * impulse_strength
-	
-	# Small hack to ensure we aren't considered on floor if we shoot down
-	if push_dir.y > 0:
-		# Just slightly lift the player to break floor contact immediately
-		player.position.y += 0.05
+	var final_force = push_dir * impulse_strength
+	if multiplayer.has_multiplayer_peer() and multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+		player.server_apply_impulse.rpc_id(1, final_force)
+	else:
+		player.apply_impulse(final_force)
 
 func _play_muzzle_flash() -> void:
 	if muzzle_flash:

weapons/explosive_projectile.gd

@@ -137,6 +137,8 @@ func _on_hit(result: Dictionary) -> void:
 	if not result.collider.has_method("take_damage"):
 		if result.collider is StaticBody3D or result.collider is CSGShape3D:
 			ImpactSpawner.spawn(get_tree(), "crater", result.position, result.normal, explosion_radius * 1.5)
+	elif owner_player and owner_player.multiplayer.is_server():
+		result.collider.take_damage(damage, result.position, owner_player)
 	_explode(result.position)
 	destroy()
 
@@ -189,19 +191,26 @@ func _explode(pos: Vector3) -> void:
 		# Add a tiny bit of upward bias to knockback so it lifts them
 		dir = (dir + Vector3(0, 0.5, 0)).normalized()
 		
-		# Apply knockback if it has apply_impulse
-		if col.has_method("apply_impulse"):
+		# Apply knockback if it has server_apply_impulse (for rocket jumping)
+		if col.has_method("server_apply_impulse") and col == owner_player:
+			if multiplayer.has_multiplayer_peer() and multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+				col.server_apply_impulse.rpc_id(1, dir * final_knockback)
+			else:
 				col.apply_impulse(dir * final_knockback)
 			
-		# Apply damage
+		# Apply damage (and knockback for other players via take_damage)
 		if col.has_method("take_damage"):
 			if col == owner_player and not can_self_damage:
-				# Skip self damage, but we still applied the knockback!
+				# Skip self damage (we already applied knockback above)
 				pass
-			else:
-				col.take_damage(final_damage, target_pos, owner_player)
+			elif owner_player:
+				col.take_damage(final_damage, target_pos, owner_player, dir * final_knockback)
 				
-	# Visual Effect
+	# Broadcast Visual Explosion Effect to other peers
+	if owner_player and owner_player.is_multiplayer_authority() and owner_player.has_method("server_play_explosion") and owner_player.multiplayer.has_multiplayer_peer() and owner_player.multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+		owner_player.server_play_explosion.rpc_id(1, pos, explosion_radius)
+		
+	# Local Visual Effect
 	var visual = MeshInstance3D.new()
 	var s_mesh = SphereMesh.new()
 	s_mesh.radius = explosion_radius

weapons/homing_projectile.gd

@@ -102,11 +102,18 @@ func _physics_process(delta: float) -> void:
 			
 	if ignited and is_instance_valid(weapon_source):
 		var target_dir: Vector3 = initial_aim_dir
-		var is_painting = weapon_source.get("is_targeting")
+		var is_painting = false
+		var target: Vector3 = Vector3.ZERO
 		
+		if weapon_source.get("player") and weapon_source.player:
+			is_painting = weapon_source.player.synced_is_targeting
+			target = weapon_source.player.synced_homing_target_pos
+		else:
+			is_painting = weapon_source.get("is_targeting")
 			if is_painting != null and is_painting:
-			var target: Vector3 = weapon_source.get("homing_target_pos")
-			if target != null and target != Vector3.ZERO:
+				target = weapon_source.get("homing_target_pos")
+		
+		if is_painting and target != Vector3.ZERO:
 			target_dir = (target - global_position).normalized()
 				
 		if target_dir != Vector3.ZERO:

weapons/projectile.gd

@@ -58,6 +58,7 @@ func _on_hit(result: Dictionary) -> void:
 		final_damage = lerpf(damage, min_damage, falloff_factor)
 		
 	if result.collider.has_method("take_damage"):
+		if owner_player and owner_player.multiplayer.is_server():
 			result.collider.take_damage(final_damage, result.position, owner_player)
 	elif result.collider is StaticBody3D or result.collider is CSGShape3D:
 		var size = 0.4 if impact_type == "plasma" else 0.15

weapons/rocket_swarm.gd

@@ -91,9 +91,18 @@ func _process(delta: float) -> void:
 				(targeting_laser.mesh as CylinderMesh).height = 300.0
 				targeting_laser.position.z = -150.0
 				
+			if player and player.is_multiplayer_authority():
+				player.synced_is_targeting = true
+				player.synced_homing_target_pos = homing_target_pos
+		else:
+			if player and player.is_multiplayer_authority():
+				player.synced_is_targeting = false
+
 func unequip() -> void:
 	is_targeting = false
 	targeting_laser.visible = false
+	if player and player.is_multiplayer_authority():
+		player.synced_is_targeting = false
 
 # Override fire to shoot 8 rockets at once
 func _fire() -> void:
@@ -141,6 +150,9 @@ func _fire() -> void:
 		var fire_dir = (base_dir + right * x_dir + up * y_dir).normalized()
 		_spawn_custom_projectile(proj_origin, fire_dir)
 		
+		if multiplayer.has_multiplayer_peer() and multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+			player.server_play_fire_effects.rpc_id(1, proj_origin, fire_dir, weapon_name, false)
+
 var _current_aim_dir: Vector3 = Vector3.ZERO
 
 func _spawn_custom_projectile(origin: Vector3, fire_dir: Vector3) -> void:
@@ -176,7 +188,16 @@ func _spawn_custom_projectile(origin: Vector3, fire_dir: Vector3) -> void:
 	if player:
 		proj.velocity += fire_dir * max(0.0, player.velocity.dot(fire_dir))
 		
-	proj.initial_aim_dir = _current_aim_dir
+	var aim_dir = _current_aim_dir
+	# If remote player, use the synced head rotation to determine forward direction
+	if player and not player.is_multiplayer_authority():
+		var head = player.get_node_or_null("HeadPivot")
+		if head:
+			aim_dir = -head.global_transform.basis.z.normalized()
+		else:
+			aim_dir = fire_dir # Fallback
+			
+	proj.initial_aim_dir = aim_dir
 	proj.cruise_speed = 65.0
 	proj.ignition_timer = randf_range(0.3, 0.6) # Staggered ignition
 	

weapons/weapon_manager.gd

@@ -61,6 +61,17 @@ func _process(_delta: float) -> void:
 		vm_camera.fov = camera.fov
 
 func _build_loadout() -> void:
+	var is_auth = false
+	if player:
+		is_auth = player.is_multiplayer_authority()
+	else:
+		is_auth = is_multiplayer_authority()
+		
+	print("DEBUG [", multiplayer.get_unique_id(), "]: _build_loadout is_auth=", is_auth, " player=", str(player.name) if player else "null")
+		
+	if not is_auth:
+		return # Let the player_movement_controller's remote _process call _build_remote_loadout
+		
 	# Clear existing weapons
 	for w in weapons.values():
 		if is_instance_valid(w):
@@ -68,6 +79,17 @@ func _build_loadout() -> void:
 	weapons.clear()
 	
 	var l = LoadoutManager.get_active_loadout()
+	print("DEBUG [", multiplayer.get_unique_id(), "]: Loadout primary1=", l["primary_1"])
+	
+	if player:
+		player.synced_loadout_p1 = l["primary_1"]
+		player.synced_loadout_p2 = l["primary_2"]
+		player.synced_loadout_sp = l["special"]
+		if l.has("melee"):
+			player.synced_loadout_melee = l["melee"]
+		else:
+			player.synced_loadout_melee = ""
+		player.synced_loadout_ready = true
 	
 	_spawn_weapon(1, l["primary_1"])
 	_spawn_weapon(2, l["primary_2"])
@@ -77,17 +99,34 @@ func _build_loadout() -> void:
 	
 	_equip_slot(1)
 
+func _build_remote_loadout(p1: String, p2: String, sp: String, melee: String) -> void:
+	for w in weapons.values():
+		if is_instance_valid(w):
+			w.queue_free()
+	weapons.clear()
+	
+	_spawn_weapon(1, p1)
+	_spawn_weapon(2, p2)
+	_spawn_weapon(3, sp)
+	if melee != "":
+		_spawn_weapon(4, melee)
+	
+	_equip_slot(1)
+
 func _spawn_weapon(slot: int, weapon_id: String) -> void:
 	if weapon_id == "" or weapon_id == "none" or not LoadoutManager.weapon_db.has(weapon_id):
+		print("DEBUG [", multiplayer.get_unique_id(), "]: _spawn_weapon failed check for ", weapon_id)
 		return
 		
 	var w_data = LoadoutManager.weapon_db[weapon_id]
 	var script_path = w_data["script"]
 	if script_path == "":
+		print("DEBUG [", multiplayer.get_unique_id(), "]: _spawn_weapon failed script path for ", weapon_id)
 		return
 		
 	var script = load(script_path)
 	if script:
+		print("DEBUG [", multiplayer.get_unique_id(), "]: Successfully loaded script, adding weapon ", weapon_id)
 		var w = script.new()
 		w.name = "Weapon_" + str(slot) + "_" + weapon_id
 		# Assuming all weapons have player and camera vars
@@ -184,6 +223,9 @@ func _equip_slot(slot: int) -> void:
 			var humanoid = player.get_node("HumanoidModel")
 			if humanoid.has_method("set_weapon") and w.has_meta("script_path"):
 				humanoid.set_weapon(w.get_meta("script_path"))
+				# Update the synced variable so remote peers pick it up
+				if "synced_weapon_path" in player:
+					player.synced_weapon_path = w.get_meta("script_path")
 	
 func _input(event: InputEvent) -> void:
 	if Input.get_mouse_mode() != Input.MOUSE_MODE_CAPTURED: