They're back...only this time the heinous aliens are out to destroy Earth and rule the new frontier. As X-COM commander, it's your sole duty to protect humanity and the prized mining operations in outer space. You must strategically equip your X-COM fighters, amass a formidable arsenal and then fulfill your mandate by going head-to-head with the devious element. The action is fast. And the opposing forces are wicked. But if you are smart, diligent and quick, you will prevail in a masterfully fought campaign to save our planet from perilous collapse.