Yinyang is a simple arcade game of rolling a ball. Roll off a tile and it will flip over and vanish. Make them all vanish and the exit will open, so the trick is to roll along every tile without doubling back.

Yinyang is a simple arcade game of rolling a ball. Roll off a tile and it will flip over and vanish. Make them all vanish and the exit will open, so the trick is to roll along every tile without doubling back.