diff --git a/lib/wal/sources/Scene/Scene.hpp b/lib/wal/sources/Scene/Scene.hpp
index e0aad880..dd786d73 100644
--- a/lib/wal/sources/Scene/Scene.hpp
+++ b/lib/wal/sources/Scene/Scene.hpp
@@ -74,13 +74,12 @@ namespace WAL
 
 		//! @brief A default constructor
 		Scene() = default;
-		//! @brief A scene is copy constructable
-		Scene(const Scene &) = default;
+		//! @brief A scene is not copy constructable
+		Scene(const Scene &) = delete;
 		//! @brief A default destructor
 		~Scene() = default;
 		//! @brief A scene is assignable
 		Scene &operator=(const Scene &);
-		Scene(Scene &&) = default;
 
 		friend Entity;
 	};
diff --git a/sources/Runner/Runner.cpp b/sources/Runner/Runner.cpp
index 8933ec03..d32f0994 100644
--- a/sources/Runner/Runner.cpp
+++ b/sources/Runner/Runner.cpp
@@ -7,12 +7,8 @@
 #include "System/Movable/MovableSystem.hpp"
 #include "System/Renderer/RenderSystem.hpp"
 #include <Model/Model.hpp>
-#include <Drawables/3D/Cube.hpp>
 #include <Drawables/2D/Rectangle.hpp>
 #include <Drawables/2D/Text.hpp>
-#include <Audio/Music.hpp>
-#include <Audio/Sound.hpp>
-#include <Drawables/2D/Rectangle.hpp>
 #include <TraceLog.hpp>
 #include "System/Keyboard/KeyboardSystem.hpp"
 #include "System/Controllable/ControllableSystem.hpp"
@@ -22,7 +18,6 @@
 #include "System/Gamepad/GamepadSystem.hpp"
 #include <System/Collision/CollisionSystem.hpp>
 #include "Component/Button/ButtonComponent.hpp"
-#include <Component/Movable/MovableComponent.hpp>
 #include <Component/Collision/CollisionComponent.hpp>
 #include "Component/Renderer/CameraComponent.hpp"
 #include "Component/Renderer/Drawable3DComponent.hpp"
@@ -35,7 +30,6 @@
 #include <System/Event/EventSystem.hpp>
 #include <System/Health/HealthSystem.hpp>
 #include <System/Animator/AnimatorSystem.hpp>
-#include <Component/Renderer/Drawable2DComponent.hpp>
 #include <Component/Animator/AnimatorComponent.hpp>
 #include <Component/Tag/TagComponent.hpp>
 #include "Component/Animation/AnimationsComponent.hpp"
@@ -62,10 +56,6 @@ namespace BBM
 	void Runner::updateState(WAL::Wal &engine, GameState &state)
 	{
 		auto &view = engine.getScene()->view<ControllableComponent>();
-		// You can change the scene here or update the game state based on entities values.
-
-		// If you want to keep a scene loaded but not running, store it in the state.loadedScenes.
-		//      If you don't need the scene anymore, remember to remove it from the loadedScene array.
 		if (RAY::Window::getInstance().shouldClose())
 			engine.shouldClose = true;
 		if (gameState.currentScene == GameState::SceneID::GameScene) {
@@ -88,6 +78,7 @@ namespace BBM
 		wal.addSystem<TimerSystem>()
 			.addSystem<KeyboardSystem>()
 			.addSystem<GamepadSystem>()
+			.addSystem<LobbySystem>()
 			.addSystem<MenuControllableSystem>()
 			.addSystem<ControllableSystem>()
 			.addSystem<BombHolderSystem>()
@@ -97,7 +88,6 @@ namespace BBM
 			.addSystem<MovableSystem>()
 			.addSystem<PlayerSoundManagerSystem>()
 			.addSystem<MenuSoundManagerSystem>()
-			.addSystem<LobbySystem>()
 			.addSystem<MusicSystem>();
 	}
 
@@ -260,36 +250,24 @@ namespace BBM
 			.addComponent<Drawable2DComponent, RAY::Texture>("assets/buttons/button_new_game.png")
 			.addComponent<OnIdleComponent>([](WAL::Entity &entity, WAL::Wal &wal)
 			{
-				RAY::Texture *texture = dynamic_cast<RAY::Texture *>(entity.getComponent<Drawable2DComponent>().drawable.get());
-
+				auto *texture = dynamic_cast<RAY::Texture *>(entity.getComponent<Drawable2DComponent>().drawable.get());
 				texture->use("assets/buttons/button_new_game.png");
-				auto &lobby = wal.getScene()->view<LobbyComponent>();
-				if (std::any_of(lobby.begin(), lobby.end(), [](WAL::ViewEntity<LobbyComponent> &entity) {
-					return !entity.get<LobbyComponent>().ready;
-				}))
-					texture->setColor(GRAY);
 			})
 			.addComponent<OnHoverComponent>([](WAL::Entity &entity, WAL::Wal &wal)
 			{
-				RAY::Texture *texture = dynamic_cast<RAY::Texture *>(entity.getComponent<Drawable2DComponent>().drawable.get());
-
+				auto *texture = dynamic_cast<RAY::Texture *>(entity.getComponent<Drawable2DComponent>().drawable.get());
 				texture->use("assets/buttons/button_new_game_hovered.png");
-				auto &lobby = wal.getScene()->view<LobbyComponent>();
-				if (std::any_of(lobby.begin(), lobby.end(), [](WAL::ViewEntity<LobbyComponent> &entity) {
-					return !entity.get<LobbyComponent>().ready;
-				}))
-					texture->setColor(GRAY);
 			})
 			.addComponent<OnClickComponent>([](WAL::Entity &entity, WAL::Wal &wal)
 			{
-				auto &lobby = wal.getScene()->view<LobbyComponent>();
-				if (std::any_of(lobby.begin(), lobby.end(), [](WAL::ViewEntity<LobbyComponent> &entity) {
-					return !entity.get<LobbyComponent>().ready;
-				}))
+				if (gameState.currentScene != GameState::LobbyScene)
+					return;
+				if (!LobbySystem::playersAreReady(*wal.getScene()))
 					return;
 				gameState._loadedScenes[GameState::SceneID::GameScene] = loadGameScene();
 				gameState.nextScene = BBM::GameState::SceneID::GameScene;
-			});
+			})
+			.addComponent<TagComponent<"PlayButton">>();
 
 
 		auto &back = scene->addEntity("back to menu")
diff --git a/sources/System/Lobby/LobbySystem.cpp b/sources/System/Lobby/LobbySystem.cpp
index ccc368d9..94c03564 100644
--- a/sources/System/Lobby/LobbySystem.cpp
+++ b/sources/System/Lobby/LobbySystem.cpp
@@ -2,11 +2,13 @@
 // Created by Zoe Roux on 6/11/21.
 //
 
-#include <Component/Animation/AnimationsComponent.hpp>
-#include <System/Event/EventSystem.hpp>
-#include <Component/Renderer/Drawable2DComponent.hpp>
+#include "Component/Animation/AnimationsComponent.hpp"
+#include "System/Event/EventSystem.hpp"
+#include "Component/Renderer/Drawable2DComponent.hpp"
 #include "System/Lobby/LobbySystem.hpp"
 #include "Component/Controllable/ControllableComponent.hpp"
+#include "System/MenuControllable/MenuControllableSystem.hpp"
+#include "Component/Tag/TagComponent.hpp"
 #include <algorithm>
 
 namespace BBM
@@ -32,6 +34,7 @@ namespace BBM
 						return;
 					lobby.lastInput = lastTick;
 					lobby.layout = controller.layout;
+					controller.jump = false;
 					entity.get<Drawable2DComponent>().drawable = std::make_shared<RAY::Texture>("assets/player/icons/blue.png");
 					return;
 				}
@@ -39,13 +42,40 @@ namespace BBM
 		}
 
 		for (auto &[_, controller] : this->_wal.getScene()->view<ControllableComponent>()) {
-			if (controller.layout == lobby.layout && controller.jump) {
+			if (controller.layout == lobby.layout && controller.jump && !lobby.ready) {
 				lobby.ready = true;
 				lobby.lastInput = lastTick;
+				controller.jump = false;
+				this->_wal.getSystem<MenuControllableSystem>().now = lastTick;
 				auto *texture = dynamic_cast<RAY::Texture *>(lobby.readyButton.getComponent<Drawable2DComponent>().drawable.get());
 				if (texture)
 					texture->use("assets/player/icons/ready.png");
 			}
 		}
 	}
+
+
+
+	void LobbySystem::onSelfUpdate()
+	{
+		auto &view = this->_wal.getScene()->view<TagComponent<"PlayButton">, Drawable2DComponent>();
+		if (view.size() == 0)
+			return;
+		auto *texture = dynamic_cast<RAY::Texture *>(view.front().get<Drawable2DComponent>().drawable.get());
+		if (!texture)
+			return;
+		if (playersAreReady(*this->_wal.getScene()))
+			texture->setColor(WHITE);
+		else
+			texture->setColor(GRAY);
+	}
+
+	bool LobbySystem::playersAreReady(WAL::Scene &scene)
+	{
+		auto &lobby = scene.view<LobbyComponent>();
+		return std::all_of(lobby.begin(), lobby.end(), [](WAL::ViewEntity<LobbyComponent> &entity) {
+			auto &lobbyPlayer = entity.get<LobbyComponent>();
+			return lobbyPlayer.ready || lobbyPlayer.layout == ControllableComponent::NONE;
+		});
+	}
 }
\ No newline at end of file
diff --git a/sources/System/Lobby/LobbySystem.hpp b/sources/System/Lobby/LobbySystem.hpp
index 1b080887..34f1e6b3 100644
--- a/sources/System/Lobby/LobbySystem.hpp
+++ b/sources/System/Lobby/LobbySystem.hpp
@@ -16,6 +16,13 @@ namespace BBM
 		//! @inherit
 		void onUpdate(WAL::ViewEntity<LobbyComponent, Drawable2DComponent> &entity, std::chrono::nanoseconds dtime) override;
 
+		//! @inherit
+		void onSelfUpdate() override;
+
+		//! @brief Check if every player is ready.
+		//! @param scene The lobby scene containing lobby players.
+		static bool playersAreReady(WAL::Scene &scene);
+
 		//! @brief A default constructor
 		explicit LobbySystem(WAL::Wal &wal);
 		//! @brief A Lobby system is copy constructable
diff --git a/sources/System/MenuControllable/MenuControllableSystem.cpp b/sources/System/MenuControllable/MenuControllableSystem.cpp
index bccee926..6dcc95e3 100644
--- a/sources/System/MenuControllable/MenuControllableSystem.cpp
+++ b/sources/System/MenuControllable/MenuControllableSystem.cpp
@@ -4,7 +4,6 @@
 
 #include <algorithm>
 #include "Component/Button/ButtonComponent.hpp"
-#include "Component/Position/PositionComponent.hpp"
 #include "System/MenuControllable/MenuControllableSystem.hpp"
 #include "Component/Controllable/ControllableComponent.hpp"
 #include "Entity/Entity.hpp"
@@ -32,9 +31,9 @@ namespace BBM
 
 		if (newButton || selected) {
 			auto lastTick = std::chrono::steady_clock::now();
-			if (lastTick - this->_now < std::chrono::milliseconds(150))
+			if (lastTick - this->now < std::chrono::milliseconds(150))
 				return;
-			this->_now = lastTick;
+			this->now = lastTick;
 		}
 
 		if (newButton) {
diff --git a/sources/System/MenuControllable/MenuControllableSystem.hpp b/sources/System/MenuControllable/MenuControllableSystem.hpp
index 068d7192..0ad43a45 100644
--- a/sources/System/MenuControllable/MenuControllableSystem.hpp
+++ b/sources/System/MenuControllable/MenuControllableSystem.hpp
@@ -21,9 +21,9 @@ namespace BBM
 		//! @param selected lets know if te new selected button is 'pressed'
 		void _updateCurrentButton(bool selected, Vector2f move);
 
-		//! @brief time (in millisecond) since last check
-		std::chrono::time_point<std::chrono::steady_clock> _now;
 	public:
+		//! @brief time (in millisecond) since last check
+		std::chrono::time_point<std::chrono::steady_clock> now;
 		//! @inherit
 		void onFixedUpdate(WAL::ViewEntity<ControllableComponent> &entities) override;