From the back of the box:
ARE YOU READY FOR THE EVOLUTION?
Get ready to take your Tetris game to the next level and beyond! Tetris Evolution features all-new gameplay modes, multiple customizations, and Xbox Live features taht will have you hooked for hours!
Customizable themes, skins, icons, and soundtracks set you apart from the rest.
Play in single, multi-player, or in new multi-player LIVE modes.
Tetriminos pop off the screen with intense HD graphics.
Crush your opponent in an exhilarating battle with the newest Tetris features.