A free co-operative mode is now available for all owners of 2K Games' military shooter, Spec Ops: The Line. The free content is available for all three versions of the game (PC, PS3, 360) and whether you own a copy already or are yet to purchase one, the content will be available to all.

2K Games have described what players can expect from the bonus material in a press release which you can read below:

The cooperative bonus content in Spec Ops: The Line features a series of objective-based cooperative multiplayer scenarios set in Dubai after a series of cataclysmic sandstorms have wrecked the city. It includes four fast-paced missions, each with its own unique objectives, environments and playable characters. The two players must work together to fight through waves of enemies and blinding sandstorms to complete their objectives, emphasizing teamwork and utilizing a variety of weapons and explosives.

Spec Ops: The Line, developed by Yager Development (single player) and Darkside Game Studios (multiplayer) and published by 2K Games is available now for the Xbox 360, PS3 and PC. If you'd like to learn more about the game, read the DualShockers review here.