XCOM 2 is a tactical turn based strategy game from Firaxis Games and is a direct sequel to 2012’s XCOM: Enemy Unknown. The storyline takes place 20 years after the events of Enemy Unknown and goes with the premise that the XCOM lost the alien war. In the 20 years since the defeat XCOM turned into a resistance with many members going into hiding to avoid persecution. Earth is now controlled by the aliens who rule through a puppet government known as ADVENT. Players take on the role of a former XCOM commander as they re-establish a secret mobile XCOM base to take Earth back from the aliens.