XCOM Enemy Within - Official "Security Breach" Trailer
A rogue organization, known as EXALT, is threatening to undermine XCOM operations by acquiring alien technology for their own use. You will need to send in covert operatives to track down the source of this new threat and eliminate it.
XCOM: Enemy Within is the expansion to the 2012 Game of the Year award-winning strategy game, XCOM: Enemy Unknown. As the commander of XCOM, build and expand your base, recruit and train your soldiers, and research alien technology to advance your capabilities in fierce battles against a terrifying alien invasion.
ESRB Rated M for Mature: Blood and Gore, Strong Language, Violence. Visit www.esrb.org for rating information.