Deus Ex: Invisible War is an Xbox game developed and published by Eidos Montreal. It is the second main game in the Deus Ex series, following Deus Ex: Human Revolution. It was released on October 6, 2010, in North America and October 10, 2010, in Europe. It is a follow-up to the 2009 game Deus Ex: Human Revolution. The game is set in the year 2045, one year after the events of Human Revolution. The player controls the protagonist, Adam Jensen, as he travels through the world, battling enemies and investigating mysterious occurrences. The game features a new engine, called 'Quantum Engine', which gives the game a more realistic and detailed graphics. The game is set up like a first-person shooter, with the player taking control of either Jensen or a friend. The game also features a co-operative multiplayer mode, in which players team up to complete objectives.