XCOM- Enemy Unknown Casualties of War Trailer

As the commander of XCOM, the lives of the world's best operatives are in your hands. Soldiers will fall, but it's up to you to recruit, train, and advance their skills and capabilities to counter the alien attack and minimize your casualties of war. ESRB Rated M for Mature: Blood and Gore, Strong Language, Violence. Visit www.esrb.org for rating information.