"W" and "UP Arrow" or Touch Controls.
Pizza Challenge is a cool two-player game where you will compete with your friend to take all of Pizza slices fast as you can. If you are a fan of pizza and pizza, then this will be the right game for you! You have to play your character's hand with care however, you must do it quickly enough to get your pizza slices before your opponent grabs it. In each game one of the players who grabs five pizza slices first is the winner! If you'd like to practice, you can play against an AI opponent, too. Are you able to become your own Pizza Challenge champion?