When a man-made disaster of epic proportions strikes Shanghai, China, Rios and Salem find themselves right in the middle of it all. Fortunately for you, you've got a bigger playbook of features and a new arsenal of co-op moves that either player can perform at any time, opening up fresh strategies and choices for both players. You've also got the tools you need to help the Army of Two fight and prevail with an incredibly deep, advanced weapon customization and upgrade system. Take your partner online in four explosive multiplayer modes, each focused on unique co-operative play.

The Army of Two is back and better than ever!

The Best Co-op Experience with All-New Moves and Tactics
The Army of Two The 40th Day has been built from the ground up with a focus on an incredible cooperative experience. The result is a bigger, better, more organic and immersive co-op experience that lets you put your best two-man tactics to use whenever and wherever you want.

An Epic Disaster Brings Shanghai to the Brink of Chaos
A carefully orchestrated series of mysterious catastrophes is dragging Shanghai, China to the brink of ruin, and now 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.

Explosive Online Multiplayer Modes Focused on Unique Co-operative Play
Take your partner online in explosive multiplayer modes, each focused on unique co-operative play. Or strategise in the four-player co-op Extraction bonus mode and take on a series of intense enemy waves as you move from point to point through the ruined city.

The Most Advanced Weapon Customization Ever Seen in a Video Game
Change your weapon in the heat of battle and adapt your firepower to the situation. With a huge variety of parts and the ability to customize at any time in the game, the possibilities are limitless.