XCOM 2 Reveal Trailer

Following the release of XCOM: Enemy Unknown three years ago, Firaxis Games in collaboration with 2K has officially announced XCOM 2, the latest installment in the XCOM series, as well as the sequel to its Game of the Year award-winning strategy game,

Set 20 years after the event of "Enemy Unknown", where humanity lost the war against the alien threat, players will take on the secret paramilitary organization, A.K.A. XCOM, and must strike back to reclaim control of Earth and free mankind from the aliens' rule, 
using a combination of firepower and stealth-like tactics.

XCOM 2 will be available November 2015 on PC, while a Mac and Linux editions will be released later on. 

Check out XCOM 2 Reveal Trailer.