Activision and Treyarch have announced the release of their First Strike DLC pack for Call of Duty: Black Ops to the PlayStation Network. First Strike features five new multiplayer maps including a new one for the Zombies play mode. First Strike retails for $14.99.

‘The First Strike map pack significantly expands the intense experience for the millions of fans enjoying Call of Duty: Black Ops on the PlayStation®3 every day,’ said Mark Lamia, Studio Head, Treyarch. ‘Across each of First Strike’s multiplayer maps and the newest Zombie level, we have created unique experiences that will appeal to everyone playing online in the PSN Call of Duty® community around the world.’

Also released was a new Black Ops music video, which you can see below: