diff --git a/addons/escoria-core/game/core-scripts/esc/commands/change_scene.gd b/addons/escoria-core/game/core-scripts/esc/commands/change_scene.gd
index 58f71e6e..a825b1cf 100644
--- a/addons/escoria-core/game/core-scripts/esc/commands/change_scene.gd
+++ b/addons/escoria-core/game/core-scripts/esc/commands/change_scene.gd
@@ -71,8 +71,6 @@ func run(command_params: Array) -> int:
 	
 	escoria.inputs_manager.clear_stack()
 	
-	escoria.main_menu_instance.hide()
-	
 	var res_room = escoria.resource_cache.get_resource(command_params[0])
 		
 	# Load game scene
diff --git a/addons/escoria-core/game/core-scripts/esc/commands/spawn.gd b/addons/escoria-core/game/core-scripts/esc/commands/spawn.gd
index 1a697af5..054729d5 100644
--- a/addons/escoria-core/game/core-scripts/esc/commands/spawn.gd
+++ b/addons/escoria-core/game/core-scripts/esc/commands/spawn.gd
@@ -1,4 +1,4 @@
-# `spawn path [object2]`
+# `spawn identifier path [is_active=true] [object2] `
 #
 # Instances a scene determined by "path", and places in the position of 
 # object2 (object2 is optional)
@@ -11,50 +11,71 @@ class_name SpawnCommand
 # Return the descriptor of the arguments of this command
 func configure() -> ESCCommandArgumentDescriptor:
 	return ESCCommandArgumentDescriptor.new(
-		1, 
-		[TYPE_STRING, TYPE_STRING],
-		[null, null]
+		2, 
+		[TYPE_STRING, TYPE_STRING, TYPE_BOOL, TYPE_STRING],
+		[null, null, true, null]
 	)
 
 
 # Validate wether the given arguments match the command descriptor
 func validate(arguments: Array):
-	if not ResourceLoader.exists(arguments[0]):
+	if arguments[0].empty() \
+		or arguments[0] in escoria.object_manager.RESERVED_OBJECTS:
+		escoria.logger.report_errors(
+			"spawn: invalid global_id",
+			[
+				"global_id %s is invalid" % arguments[0]
+			]
+		)
+		return false
+	if not ResourceLoader.exists(arguments[1]):
 		escoria.logger.report_errors(
 			"spawn: invalid scene path",
 			[
-				"Scene with path %s not found" % arguments[0]
+				"Scene with path %s not found" % arguments[1]
 			]
 		)
-		return false	
-	if arguments[1] and not escoria.object_manager.objects.has(arguments[1]):
+		return false
+	if arguments[3] and not escoria.object_manager.objects.has(arguments[2]):
 		escoria.logger.report_errors(
 			"spawn: invalid object",
 			[
-				"Object with global id %s not found" % arguments[1]
+				"Object with global id %s not found" % arguments[2]
 			]
 		)
-		return false	
+		return false
 	return .validate(arguments)
 
 
 # Run the command
 func run(command_params: Array) -> int:
-	var res_scene = escoria.resource_cache.get_resource(command_params[0])
+	var res_scene = escoria.resource_cache.get_resource(command_params[1])
 		
 	# Load room scene
 	var scene = res_scene.instance()
 	if scene:
 		escoria.main.get_node("/root").add_child(scene)
-		if command_params[1]:
-			var obj = escoria.object_manager.get_object(command_params[1])
+		if command_params[3]:
+			var obj = escoria.object_manager.get_object(command_params[3])
 			scene.set_position(obj.get_global_position())
 		escoria.inputs_manager.hotspot_focused = ""
+		
+		escoria.object_manager.register_object(
+			ESCObject.new(
+				command_params[0],
+				scene
+			),
+			true
+		)
+		
+		escoria.object_manager.get_object(command_params[0]).active = \
+			command_params[2]
+		
 	else:
 		escoria.logger.report_errors(
 			"spawn: Invalid scene", 
 			[
-				"Failed loading scene %s" % command_params[0]
+				"Failed loading scene %s" % command_params[1]
 			]
 		)
 
diff --git a/addons/escoria-core/game/escoria.gd b/addons/escoria-core/game/escoria.gd
index d872881f..7ab936b7 100644
--- a/addons/escoria-core/game/escoria.gd
+++ b/addons/escoria-core/game/escoria.gd
@@ -49,9 +49,6 @@ var command_registry: ESCCommandRegistry
 # Resource cache handler
 var resource_cache: ESCResourceCache
 
-# Instance of the main menu
-var main_menu_instance
-
 # Terrain of the current room
 var room_terrain
 
@@ -64,7 +61,6 @@ var inventory
 # These are settings that the player can affect and save/load later
 var settings: ESCSaveSettings
 
-
 # The current state of the game
 onready var current_state = GAME_STATE.DEFAULT
 
@@ -87,6 +83,11 @@ var controller: ESCController
 # The game scene loaded
 var game_scene: ESCGame
 
+# The compiled start script loaded from ProjectSettings 
+# escoria/main/game_start_script
+var start_script : ESCScript
+
+
 
 # Initialize various objects
 func _init():
@@ -119,38 +120,25 @@ func _init():
 			ProjectSettings.get_setting("escoria/ui/game_scene")
 		).instance()
 		
-	if ProjectSettings.get_setting("escoria/ui/main_menu_scene") == "":
-		logger.report_errors("escoria.gd", 
-			["Parameter escoria/ui/main_menu_scene is not set!"]
-		)
-	else:
-		self.main_menu_instance = resource_cache.get_resource(
-			ProjectSettings.get_setting("escoria/ui/main_menu_scene")
-		).instance()
-
 
 # Load settings
 func _ready():
 	inputs_manager.register_core()
-	
-	
+	start_script = self.esc_compiler.load_esc_file(
+		ProjectSettings.get_setting("escoria/main/game_start_script")
+	)
+
+
+# Called by Escoria's main_scene as very very first event EVER.
+# Usually you'll want to show some logos animations before spawning the main
+# menu in the escoria/main/game_start_script 's :init event
+func init():
+	run_event_from_script(start_script, "init")
+
 
 # Called by Main menu "start new game"
 func new_game():
-	var script = self.esc_compiler.load_esc_file(
-		ProjectSettings.get_setting("escoria/main/game_start_script")
-	)
-	event_manager.queue_event(script.events["start"])
-	var rc = yield(event_manager, "event_finished")
-	while rc[1] != "start":
-		rc = yield(event_manager, "event_finished")
-
-	if rc[0] != ESCExecution.RC_OK:
-		self.logger.report_errors(
-			"Start event of the start script returned unsuccessful: %d" % rc[0],
-			[]
-		)
-		return
+	run_event_from_script(start_script, "newgame")
 
 
 # Run a generic action
@@ -319,3 +307,29 @@ func _input(event):
 # - p_paused: if true, pauses the game. If false, unpauses the game.
 func set_game_paused(p_paused: bool):
 	get_tree().paused = p_paused
+
+
+# Runs the event "event_name" from the "script" ESC script.
+#
+# #### Parameters
+# - script: ESC script containing the event to run. The script must have been 
+# loaded.
+# - event_name: Name of the event to run
+func run_event_from_script(script: ESCScript, event_name: String):
+	if script == null:
+		logger.report_errors(
+			"escoria.gd:run_event_from_script()", 
+			["Requested action %s on unloaded script %s" % [event_name, script],
+			"Please load the ESC script using esc_compiler.load_esc_file()."]
+		)
+	event_manager.queue_event(script.events[event_name])
+	var rc = yield(event_manager, "event_finished")
+	while rc[1] != event_name:
+		rc = yield(event_manager, "event_finished")
+
+	if rc[0] != ESCExecution.RC_OK:
+		self.logger.report_errors(
+			"Start event of the start script returned unsuccessful: %d" % rc[0],
+			[]
+		)
+		return
diff --git a/addons/escoria-core/game/main_scene.gd b/addons/escoria-core/game/main_scene.gd
index 2752b53e..59bcaeb6 100644
--- a/addons/escoria-core/game/main_scene.gd
+++ b/addons/escoria-core/game/main_scene.gd
@@ -5,15 +5,5 @@ extends Node
 
 # Start the main menu
 func _ready():
-	if escoria.main_menu_instance == null:
-		if ProjectSettings.get_setting("escoria/ui/main_menu_scene") == "":
-			escoria.logger.report_errors("escoria.gd", 
-				["Parameter escoria/ui/main_menu_scene is not set!"]
-			)
-		else:
-			escoria.main_menu_instance = escoria.resource_cache.get_resource(
-				ProjectSettings.get_setting("escoria/ui/main_menu_scene")
-			).instance()
-	escoria.call_deferred("add_child", escoria.main_menu_instance)
-	
+	escoria.init()
 	
diff --git a/addons/escoria-core/plugin.gd b/addons/escoria-core/plugin.gd
index 6a7de0b7..66313665 100644
--- a/addons/escoria-core/plugin.gd
+++ b/addons/escoria-core/plugin.gd
@@ -50,26 +50,6 @@ func set_escoria_ui_settings():
 		}
 		ProjectSettings.add_property_info(default_dialog_scene_property_info)
 	
-	if !ProjectSettings.has_setting("escoria/ui/main_menu_scene"):
-		ProjectSettings.set_setting("escoria/ui/main_menu_scene", "")
-		var main_menu_scene_property_info = {
-			"name": "escoria/ui/main_menu_scene",
-			"type": TYPE_STRING,
-			"hint": PROPERTY_HINT_FILE,
-			"hint_string": "*.tscn, *.scn"
-		}
-		ProjectSettings.add_property_info(main_menu_scene_property_info)
-	
-	if !ProjectSettings.has_setting("escoria/ui/pause_menu_scene"):
-		ProjectSettings.set_setting("escoria/ui/pause_menu_scene", "")
-		var pause_menu_scene_property_info = {
-			"name": "escoria/ui/pause_menu_scene",
-			"type": TYPE_STRING,
-			"hint": PROPERTY_HINT_FILE,
-			"hint_string": "*.tscn, *.scn"
-		}
-		ProjectSettings.add_property_info(pause_menu_scene_property_info)
-	
 	if !ProjectSettings.has_setting("escoria/ui/game_scene"):
 		ProjectSettings.set_setting("escoria/ui/game_scene", "")
 		var game_scene_property_info = {
diff --git a/docs/api/SpawnCommand.md b/docs/api/SpawnCommand.md
index d11d8cbc..a94558ba 100644
--- a/docs/api/SpawnCommand.md
+++ b/docs/api/SpawnCommand.md
@@ -6,7 +6,7 @@
 
 ## Description
 
-`spawn path [object2]`
+`spawn identifier path [is_active=true] [object2] `
 
 Instances a scene determined by "path", and places in the position of
 object2 (object2 is optional)
diff --git a/docs/api/escoria.gd.md b/docs/api/escoria.gd.md
index 10974871..69656560 100644
--- a/docs/api/escoria.gd.md
+++ b/docs/api/escoria.gd.md
@@ -113,14 +113,6 @@ var resource_cache: ESCResourceCache
 
 Resource cache handler
 
-### main\_menu\_instance
-
-```gdscript
-var main_menu_instance
-```
-
-Instance of the main menu
-
 ### room\_terrain
 
 ```gdscript
@@ -210,8 +202,27 @@ var game_scene: ESCGame
 
  The game scene loaded
 
+### start\_script
+
+```gdscript
+var start_script: ESCScript
+```
+
+The compiled start script loaded from ProjectSettings
+escoria/main/game_start_script
+
 ## Method Descriptions
 
+### init
+
+```gdscript
+func init()
+```
+
+Called by Escoria's main_scene as very very first event EVER.
+Usually you'll want to show some logos animations before spawning the main
+menu in the escoria/main/game_start_script 's :init event
+
 ### new\_game
 
 ```gdscript
@@ -246,6 +257,19 @@ Pauses or unpause the game
 #### Parameters
 - p_paused: if true, pauses the game. If false, unpauses the game.
 
+### run\_event\_from\_script
+
+```gdscript
+func run_event_from_script(script: ESCScript, event_name: String)
+```
+
+Runs the event "event_name" from the "script" ESC script.
+
+#### Parameters
+- script: ESC script containing the event to run. The script must have been
+loaded.
+- event_name: Name of the event to run
+
 ## Signals
 
 - signal request_pause_menu(): Signal sent when pause menu has to be displayed
diff --git a/docs/esc.md b/docs/esc.md
index 84426e25..799da835 100644
--- a/docs/esc.md
+++ b/docs/esc.md
@@ -338,7 +338,7 @@ Moves object1 towards the position of object2, at the speed determined by
 object1's "speed" property, unless overridden. This command is non-blocking.
 It does not respect the room's navigation polygons, so you can move items
 where the player can't walk.
-#### <a name="SpawnCommand.md"></a>`spawn path [object2]` [API-Doc](api/SpawnCommand.md)
+#### <a name="SpawnCommand.md"></a>`spawn identifier path [is_active=true] [object2] ` [API-Doc](api/SpawnCommand.md)
 
 Instances a scene determined by "path", and places in the position of
 object2 (object2 is optional)
diff --git a/game/rooms/room08/esc/button_puzzle.esc b/game/rooms/room08/esc/button_puzzle.esc
index 0f184123..df79b37b 100755
--- a/game/rooms/room08/esc/button_puzzle.esc
+++ b/game/rooms/room08/esc/button_puzzle.esc
@@ -4,7 +4,7 @@ say player "That must be the command to open the door."
 :use
 > [!r8_m_door_open]
 	#superpose_scene "res://game/rooms/room08/puzzle/10_buttons_puzzle.tscn"
-	spawn "res://game/rooms/room08/puzzle/10_buttons_puzzle.tscn"
+	spawn puzzle "res://game/rooms/room08/puzzle/10_buttons_puzzle.tscn"
 	
 > [r8_m_door_open]
 	say player "The door is already open."
diff --git a/game/start_game.esc b/game/start_game.esc
old mode 100755
new mode 100644
index a2dec9e8..b5c0c3eb
--- a/game/start_game.esc
+++ b/game/start_game.esc
@@ -1,4 +1,13 @@
-:start
+:init
+
+spawn _main_menu res://game/ui/commons/main_menu/main_menu.tscn false
+set_active _main_menu true
+
+
+:newgame
+
+# Hide main menu
+set_active _main_menu false
 
 # 1/ Simple scene
 change_scene res://game/rooms/room01/room01.tscn
@@ -36,3 +45,5 @@ change_scene res://game/rooms/room01/room01.tscn
 
 # 12/ Event flags tests 2
 #change_scene res://game/rooms/room12/room12.tscn
+
+
diff --git a/project.godot b/project.godot
index 3fa2032e..1cdaa405 100644
--- a/project.godot
+++ b/project.godot
@@ -648,8 +648,6 @@ debug/terminate_on_errors=true
 debug/development_lang="en"
 ui/tooltip_follows_mouse=true
 ui/default_dialog_scene="res://game/ui/commons/dialogs/dialog_label.tscn"
-ui/main_menu_scene="res://game/ui/commons/main_menu/main_menu.tscn"
-ui/pause_menu_scene="res://game/ui/commons/pause_menu/pause_menu.tscn"
 main/text_lang="fr_FR"
 main/voice_lang="fr_FR"
 sound/music_volume=1
@@ -672,6 +670,8 @@ sound/speech_folder="res://game/speech"
 sound/speech_extension="ogg"
 ui/default_transition="curtain"
 ui/transition_paths=[ "res://addons/escoria-core/game/scenes/transitions/shaders/" ]
+ui/main_menu_scene="res://game/ui/commons/main_menu/main_menu.tscn"
+ui/pause_menu_scene="res://game/ui/commons/pause_menu/pause_menu.tscn"
 internals/save_data=""
 
 [input]