Product Features: the original portable Tetris game was a smash hit on the Game Boy system. The new Tetris: Axis game let's players use the magic of the Nintendo 3DS system to jump into the action in 3D without the need for special glasses. The game includes more than 20 different modes - some familiar, some new. Up to eight players can compete in wireless multiplayer battles, even if only one player has a game card*. Tetris: Axis also makes use of the augmented-reality and SpotPass features of Nintendo 3DS. Product Features: Over 20 Tetris game modes - Featured Game Modes - Marathon, Computer Battle, Fever, and Survival - Party Game Modes - Stage Racer Plus, Shadow Wide, Jigsaw, Tower Climber, Capture, Fit, Bombliss, Sprint, and Master Mode - Augmented Reality Game Modes - AR Marathon and AR Tower Climber.