10.0

Choose your side and get pumped up for one intense battle. The marines and aliens face off in this struggle for supremacy, and you're right in the heart of the action. Armed with a series of lasers, flamethrowers, and other handy firepower, you'll try to take out the opposition and rise through the ranks to become the leader of your faction. Square off against tremendous computer AI in one-player missions, or take on dozens of other gamers by logging on to the Internet and joining Gamestorm.