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Call of Duty: Black Ops 2 multiplayer is free for all to play on Steam this weekend, Valve has announced.
In addition, you can pick up the full version of the game at a 33 per cent saving: £26.79 for the regular version, and £36.84 for the Deluxe Edition.
And for those who do own the game, Treyarch has announced that Double XP is active through to Monday, with players on Xbox 360, PS3, PC, and Wii U all able to take part.
Source: Steam
