Tetris Worlds - PlayStation 2 Six modes of gameplay, each with unique rules for playing Tetris. Multi-player game lets up to four players see who can clear levels the fastest. Play Tetris in six different worlds, each evolving as you clear levels. Increasing levels of complexity and difficulty as players complete each level. Simple gameplay, easy to pick up without instruction, and completely addictive! Six modes of gameplay, each with unique rules for playing Tetris. Multi-player game lets up to four players see who can clear levels the fastest. Play Tetris in six different worlds, each evolving as you clear levels. Increasing levels of complexity and difficulty as players complete each level. Simple gameplay, easy to pick up without instruction, and completely addictive!