Description：In the dawn of the 22nd century, the great experiments of mankind have torn the fabric of the universe apart. Monsters from other dimensions now rove the earth as mankind is driven to the brink of extinction. One brave man goes on a mission to rid the earth of these mutants and return them to the hellish pit from which they spawned.

Instructions：WASD = Move Mouse = Aim & Shoot R = Reload 1-5 , Space = Use Items C = Autofire On/Off P = Pause (Inventory)