Cats love boxes! Launch cats of different sizes into the box. If two cats of the same size touch each other, they merge into one larger cat. If the cat falls outside the box, the game ends. height/width at which your game is optimized at. In the game, you can also use the mouse to drive any cat out of the box. Also, from time to time you can catch mice that give this opportunity. Try to unlock all the cats. Enjoy playing this game here at Y8.com!