XCOM: Enemy Within is the standalone expansion to the 2012 Strategy Game of the Year and includes the base game experience with all new expanded content as well as the Elite Soldier Pack, Slingshot and Second Wave add-on content.
XCOM: Enemy Within is the standalone expansion to the 2012 Strategy Game of the Year and includes the base game experience with all new expanded content as well as the Elite Soldier Pack, Slingshot and Second Wave add-on content.