Your mission in this shooting game is to play as a lone soldier and eradicate this infested planet of all that walks its polluted surface. Use your weapon and defeat mutant enemy bugs that are in your path. Destroy their queen and their planet will be destroyed with it. As you progress you will encounter lots of enemy bosses which possess high energy that you can use to make upgrades to your suit, weapons and abilities. Use WASD or ARROW KEYS to move around. Use YOUR MOUSE to aim and shoot. Press "G" KEY to throw grenade. Good luck!