This is a very fun and interesting casual game. In the game, use the up, down, left and right buttons to move in the corresponding direction. During the movement, you may encounter small squares of various colors. If your color is white and encounters various colors, it will turn into the color you encounter. If it is not white, the squares may merge into the specified color if you encounter other colors. During the game, you need to explore and find the rules yourself. At the same time, you will encounter obstacle doors of various colors. You need to change yourself into the corresponding color to unlock the obstacle door. Pass the white obstacle door to reach the end to win. Observing the synthesis rules of various colors can help you pass complex levels faster. Hurry up and invite your friends to enjoy this game together!