This game is very simple to play, just shoot the aliens to paint them! Align 3 or more aliens of the same color for destroy them. The more aliens you will destroy together the more score you will get. Don't get hit by enemies shots. Shoot the alien spaceship for getting weapon upgrades. Paint Ball paints the aliens of the same color of the ball. Beach Ball changes the color of the hit alien in cyclic way, you can see the color it will assume by observing the color of the gunsight. Iron Ball will directly destroy the hit alien, but, don't get hit by the ball when it fall back because you will be dazed for a while.