After years of waging war against the alien aggressors. Earth is on the verge of being completely obliterated. One last effort to bring the mass destruction to an end is underway. You are part of a secret assault force sent to fight your way through heavily fortified military installations in order to lower the aliens defenses and shut down their war machine. Only then can Earth hope to launch an air assault. Only then will the fate of all humanity be known. Crawl through shafts. Blow up dimly lit subways and explore the dangeous shadows of moody, immersive 3D environments. Perform complex 20 mission based levels, armed with hard-core weaponry as you obliterate the alien dregs of the universe. Smooth 3-D models move like there's no tomorrow -- in your case it might be true. Killer effects allow you to wreak underwater devastation, shatter windows, and blast away into dramatically lit environments. Become a well-oiled macine by modifying PlayStation gameplay variables for superior running, walking, jumping and firing control. Save set-ups of a fully configurable controller for enhanced movement, weapon aiming and viewing. Stay up-to-date on damage and weapons effects with dual analog and dual shock analog support. Features two- and four-player quad screen fragfests in newly designed deathmatch levels.