Short description of Crazy Tetris 2.21: Crazy Tetris is unusual clone of the immortal Tetris game. In this game blocks consist not only from squares, but of triangles also. It includes 6 absolutely different variations of the famous game with falling blocks: Simple, Classic, Pentix, Triangularis, Crazy and Mutatix. The object of the game is to maximize your score in placing the falling blocks or triangles into lines.