The first details about Call of Duty: Black Ops' first map pack have arrived, courtesey of Major Nelson's podcast. The pack, called First Strike, will be released as a timed exclusive on Xbox Live on February 1 (everyone else will have to wait a month to get it) and will include four new regular maps - Discovery, Kowloon, Stadium and Berlin Wall - and the new Zombie map Ascension. The pack will, as per usual, cost 1200 points.