Army of Two Advanced weapons customization allows you to change your weapon in the heat of battle and adapt your firepower to the situation. Army of Two: The 40th Day has been built from the ground up with a focus on a co-op play and an expanded list of co-op tactics, resulting in a bigger, better, more organic two-man tactical experience. An engaging story set in Shanghai, China in which the Army of Two must fight their way through ravaged city districts as they try to beat the odds and uncover the secret of the 40th Day. Take your partner online in explosive multiplayer modes, focused on co-op play, or strategize in the four-player co-op Extraction Mode and take on a series of intense enemy waves as you move from point to point through the ruined city. 12-player multiplayer support online.