Based on the worldwide blockbuster film franchises, this is the first in the award-winning Aliens versus Predator video game franchise created specifically for next generation consoles. A real-time strategy game, you can create and control your forces as one of 3 species across 21 single player missions with 10 upgradeable combat units per species. Decide your attack strategy; order up your own custom army from a list of units, choose your upgrades from enemy detecting vision modes to devastating weapon enhancements. Each species offers unique attributes. As the Colonial Marines, you will count on your military training and the latest hi-tech weaponry from the Weyland-Yutani Corporation to save the human population of LV-742. The Predators must use their stealth and highly evolved hunting techniques to gain the respect of the council of Ancients. Aliens will attack in hordes to incapacitate their enemies, impregnating them, and using them to evolve into the ultimate biological weapons.