Switch Weapons: Q
Move: A & D
Crouch: S
Jump: W
Double Jump: W+W
Reload: R
Slide: D+S & A+S

As part of an intergalactic military service you have been equipped with powered armor and futuristic weapons. Your job is to protect Earth from a vicious alien attack. Upgrade your weaponry and personalize your armor as you fight a war of the worlds.