Các điều khiển game:
RunWeapons : Next/Previous Weapon
Lock Mouse CursorPause/Menu
After Apollo crushing you are the only survival on this strange planet. Grab the weapons and ammo as much as you can and you're survival mission can begin. The aliens come against you in a timing separated waves, from the different places. Use the time between waves to collect ammo and heal you. Good Luck in your survival mission!