Level Breaker is a 2D, single player, Mario-like game. It was developed on the Unity 2D platform. In our game, the aim of the player is to find the key, open the door and move to the next level. The player needs to avoid obstacles and attacks. In some levels, the player also needs to solve tricks and use strategies. Our game not only emphasizes movement control, which most Mario-like games focus on, we also encourage players to play wisely.