Press the Green flag. Press play. This is a 2-player game. One person is Green, the other is Blue. Use the instructions below to see which keys to press. Left Arrow - Green moves left Right Arrow - Green moves right Space - Green jumps a - Blue moves left s - Blue moves right z - Blue jumps If Green or Blue touches Yellow, your score goes up by 1. If Green or Blue touches Red, your score goes down by 1. Whoever reaches a score of 500 first wins!