Press 1 to toggle invulnerability, 2 to toggle ammo, 3 toggle rapid fire.
Join up with the rest of your team to destroy the alien forces that have attacked earth! Personalize your character and upgrade your wide array of weaponry with add ons including Laser Sight, and a shield.
A/D - Move
W/S = Jump/Crouch
R = Reload
Q = Weapon Change