Castle Crasher is a video game developed by The Behemoth and first released on Xbox Live Arcade in 2008. The game has since been ported to other platforms, including PlayStation 3, Windows, Mac OS X, Linux, and Android. Castle Crashers is a 2D side-scrolling beat-them-up game. The game’s objective is to rescue four princesses from an evil wizard. The player can choose one of four characters: knight, wizard, valkyrie, or barbarian. Another thing: The player can also choose between two modes: story mode or cooperative mode. The player progresses through a series of levels in story mode, each with its boss fight; cooperative mode allows players to team up and play through the levels cooperatively.