Player 1 is red and Player 2. To control P1 you need to use the arrow keys. And P2 is WASD keys W is up, D is right, A is left and S is down. Double click is recommended and fullscreen.
Credit to @relrel _________________________________________________________ PLEASE REPORT ANY MAJOR OR MINOR GLITCHES BUT IT IS UNLIKELY. This game is under maintenance. The maintenance isn't severe so I am going to open commenting! CPU edition coming out soon!