There is a mutiny on the planet Mars. Your job is simple. Kill all impostors, release hostages and destroy facilities. Good luck!
Mouse 1: Fire Mouse 2: Aim/Block W-S-A-D: Walk Left Shift: Sprint Left Ctrl: Crouch X: Prone Space: Jump F: Use item R: Reload H: Holster weapon G: Grenade V: Melee attack T: Slow-mo