You are our last hope. 

As the commander of an elite paramilitary organization know as XCOM you control Earth's defenses against a terrifying alien invasion.

• Global Threat: Lead your squad in fierce battles against the alien threat and rescue civilians in crowded cities and desolate outlands around the world.
• Strategic Base: Build and expand your XCOM headquarters, recruit and develop unique soldiers to take into battle, and research alien technology to expand your weapons and capabilities.
• Tactical Multiplayer: Mix and match aliens and soldiers, and combine abilities to outsmart and overpower your opponent.