Arrow keys to move, down arrow does do something. You have three lives, and if you touch red, you lose one. 14% of the levels are Thunder Levels. Don't click the button unless you have managed to get past level 10. (this is suggested due to its increased difficulty) THE SPIKE DOES NOT HURT YOU!!!
S for single player and M for multiplayer. WASD for P2 controls. You respawn every level (multiplayer only) and regain full hp every 5. A sequel to SkyFall that is equipped with superior coding.