Play Mewtrix online game! Play Mewtrix online for free! Im sure youve played Tetris before. Its a similar game. But its much simpler than Tetris. You need to move the kitten to match three or more of the same kittens and make them disappear. You can change the shape of the kitten and move them to the right place. Have fun play with Mewtrix. Play Free Online Version in your browser.