The demo features two levels from the game's single-player campaign. Players can familiarize themselves with the XCOM training based through a set of tutorial missions focusing on combat controls and strategy.
XCOM: Enemy Unknown is a tactical role-playing game set on a future Earth under alien attack. Players command troops in a series of turn-based missions and management of the XCOM base. The game released today for Playstation 3, Xbox 360, and PC.