Escalation adds four new maps - Hotel, Convoy, Stockpile and Zoo - to Call of Duty: Black Ops, along with a new zombies map.
Latest Articles for Call of Duty: Black Ops - Escalation
Leaked images imply a near-future setting.
Noah Heller and Mark Cox discuss next-gen support, Elite on PC, and the difficulties of "drinking from the firehose".
A Sony executive has inferred that Activision is looking to release a version of Call of Duty for the PlayStation Vita this year.
FPS titles dominate Microsoft's listings for the most-played games on Xbox LIVE for 2011, with Call of Duty titles occupying the top three slots.
More than 20 million map packs for Call of Duty: Black Ops have been sold during the first nine months of 2011, Activision revealed last night during an earnings call.
If you're at a loose end this weekend then you might want to head to steam and join the Call of Duty: Black Ops Free Multiplayer Weekend. You can play all the way up until Sunday evening.