Super Mario: Rampage:

Mario is getting bored with jumping over the enemies to kill them and he decided to rampage around using his gun. Use the left and right arrow keys to walk, use up and down arrows to aim the gun, and press spacebar to shoot. This is a different version of Mario game where you have to help Mario to kill as many enemies as possible using his gun while collecting gold coins to score points. Do not let any of the enemies to touch you else Mario will die.