diff --git a/source/game.cpp b/source/game.cpp
index 97f7f0e..3ead1e2 100644
--- a/source/game.cpp
+++ b/source/game.cpp
@@ -1845,7 +1845,7 @@ void Game::updateGameStateEnteringPlayer()
 	updatePlayers();
 	updateScoreboard();
 	updateBackground();
-	for (auto player : players_)
+	for (const auto &player : players_)
 	{
 		if (player->isPlaying())
 		{
@@ -2026,7 +2026,7 @@ void Game::checkDebugEvents(const SDL_Event &event)
 		}
 		case SDLK_8:
 		{
-			for (auto player : players_)
+			for (const auto &player : players_)
 			{
 				if (player->isPlaying())
 				{
diff --git a/source/intro.cpp b/source/intro.cpp
index 5deaa91..3ff8e86 100644
--- a/source/intro.cpp
+++ b/source/intro.cpp
@@ -327,7 +327,7 @@ void Intro::initSprites()
 	sprites_.at(0)->addPath(-SPRITE_WIDTH - 10, X_DEST, PathType::HORIZONTAL, Y_DEST, 100, easeInOutExpo, 0);
 	sprites_.at(1)->addPath(param.game.width, X_DEST, PathType::HORIZONTAL, Y_DEST, 100, easeOutBounce, 0);
 	sprites_.at(2)->addPath(-SPRITE_HEIGHT, Y_DEST, PathType::VERTICAL, X_DEST, 40, easeOutQuint, 0);
-	sprites_.at(3)->addPath(param.game.height, Y_DEST, PathType::VERTICAL, X_DEST, 800, easeOutQuint, 0);
+	sprites_.at(3)->addPath(param.game.height, Y_DEST, PathType::VERTICAL, X_DEST, 600, easeOutQuint, 0);
 	sprites_.at(4)->addPath(-SPRITE_HEIGHT, Y_DEST, PathType::VERTICAL, X_DEST, 70, easeOutElastic, 0);
 	sprites_.at(5)->addPath(param.game.width, X_DEST, PathType::HORIZONTAL, Y_DEST, 400, easeOutQuad, 300);
 	sprites_.at(5)->addPath(X_DEST, -SPRITE_WIDTH, PathType::HORIZONTAL, Y_DEST, 80, easeInElastic, 0);
@@ -377,7 +377,7 @@ void Intro::initSprites()
 	shadow_sprites_.at(0)->addPath(param.game.height + 10, S_Y_DEST, PathType::VERTICAL, S_X_DEST, 100, easeInOutExpo, 0);
 	shadow_sprites_.at(1)->addPath(-SHADOW_SPRITE_HEIGHT, S_Y_DEST, PathType::VERTICAL, S_X_DEST, 100, easeOutBounce, 0);
 	shadow_sprites_.at(2)->addPath(-SHADOW_SPRITE_WIDTH, S_X_DEST, PathType::HORIZONTAL, S_Y_DEST, 40, easeOutQuint, 0);
-	shadow_sprites_.at(3)->addPath(param.game.width, S_X_DEST, PathType::HORIZONTAL, S_Y_DEST, 800, easeOutQuint, 0);
+	shadow_sprites_.at(3)->addPath(param.game.width, S_X_DEST, PathType::HORIZONTAL, S_Y_DEST, 600, easeOutQuint, 0);
 	shadow_sprites_.at(4)->addPath(param.game.height, S_Y_DEST, PathType::VERTICAL, S_X_DEST, 70, easeOutElastic, 0);
 	shadow_sprites_.at(5)->addPath(-SHADOW_SPRITE_HEIGHT, S_Y_DEST, PathType::VERTICAL, S_X_DEST, 400, easeOutQuad, 300);
 	shadow_sprites_.at(5)->addPath(S_X_DEST, param.game.width, PathType::HORIZONTAL, S_Y_DEST, 80, easeInElastic, 0);
@@ -493,11 +493,15 @@ void Intro::updatePostState()
 			tiled_bg_->stopGracefully();
 
 			// Modifica el color del fondo hasta llegar a blanco
-			if (bg_color_ < 255)
+			if (bg_color_ <= 253) // Garantiza que no se exceda de 255 al incrementar de 2 en 2
 			{
-				++bg_color_;
-				tiled_bg_->setColor(Color(bg_color_, bg_color_, bg_color_));
+				bg_color_ += 2;
 			}
+			else
+			{
+				bg_color_ = 255; // Asegura que bg_color_ no exceda el límite máximo
+			}
+			tiled_bg_->setColor(Color(bg_color_, bg_color_, bg_color_));
 		}
 
 		// Cambia de estado si el fondo se ha detenido y recuperado el color
@@ -509,7 +513,7 @@ void Intro::updatePostState()
 		break;
 
 	case IntroPostState::END:
-		// Finaliza la intro después de 3 segundos
+		// Finaliza la intro después de 2 segundos
 		if (ELAPSED_TIME >= 2000)
 		{
 			JA_StopMusic();
diff --git a/source/intro.h b/source/intro.h
index 39bb2e7..4b1c132 100644
--- a/source/intro.h
+++ b/source/intro.h
@@ -40,7 +40,7 @@ private:
 	IntroState state_ = IntroState::SCENES;				  // Estado
 	IntroPostState post_state_ = IntroPostState::STOP_BG; // Estado
 	Uint32 state_start_time_;
-	Uint8 bg_color_ = 96;
+	Uint8 bg_color_ = 112;
 
 	// Actualiza las variables del objeto
 	void update();
diff --git a/source/texture.cpp b/source/texture.cpp
index 303b696..3d34254 100644
--- a/source/texture.cpp
+++ b/source/texture.cpp
@@ -348,15 +348,15 @@ std::vector<Uint32> Texture::loadPaletteFromFile(const std::string &file_path)
 		throw std::runtime_error("Error al leer el fichero: " + getFileName(file_path));
 	}
 
-	const auto pal = LoadPalette(buffer.data());
-	if (!pal)
+	const auto *PAL = LoadPalette(buffer.data());
+	if (!PAL)
 	{
 		return palette;
 	}
 
 	for (int i = 0; i < 256; ++i)
 	{
-		palette.push_back((pal[i] << 8) + 255);
+		palette.push_back((PAL[i] << 8) + 255);
 	}
 
 	return palette;
diff --git a/source/tiled_bg.cpp b/source/tiled_bg.cpp
index fab5de6..b367789 100644
--- a/source/tiled_bg.cpp
+++ b/source/tiled_bg.cpp
@@ -31,7 +31,6 @@ TiledBG::TiledBG(SDL_Rect pos, TiledBGMode mode)
         break;
     case TiledBGMode::CIRCLE:
         window_ = {128, 128, pos_.w, pos_.h};
-        speed_ = 0.8f;
         break;
     default:
         window_ = {0, 0, pos_.w, pos_.h};
diff --git a/source/tiled_bg.h b/source/tiled_bg.h
index 58a0ea5..9508dde 100644
--- a/source/tiled_bg.h
+++ b/source/tiled_bg.h
@@ -34,7 +34,6 @@ private:
     // Variables
     SDL_Rect pos_;          // Posición y tamaño del mosaico
     SDL_Rect window_;       // Ventana visible para la textura de fondo del titulo
-    int counter_ = 0;       // Contador
     TiledBGMode mode_;      // Tipo de movimiento del mosaico
     double sin_[360];       // Vector con los valores del seno precalculados
     float desp_ = 0.0f;     // Desplazamiento aplicado