Shortly after landing on an alien surface, you learn that hundreds of your men have been reduced to just a few. Now you must fight your way through heavily fortified military installations, lower the city\'s defenses and shut down the enemy\'s war machine. Only then will the fate of humanity be known. 39 levels packed with complex missionsComplete and cohesive 3-D alien landscapeAll new monsters including Berserkers, Gladiators, IronMaidens, Mutants, The Tank, and moreNew 3-D engine with OpenGL support for some 3-D accelerator cards (3DFX and Power VR supported)Multiplayer capabilities allowing more than 32 players