The space parasites are invading your station, and you need to stop them before they take over. Lock and load up your guns with tons of ammunition. Kill all these alien beasts! To stop them from spawning you must destroy the three obelisks. If you're successful in destroying those you will annihilate the space parasites existence. You better act fast so play this game now. Unlock all the achievements and be one with the pros in the leaderboard!