It has already been released on June 3 2011
Escalation map pack for PS3 is coming out June 7th.Your question has been answered.
June 10 2011
Escalation can only be played as part of Call of Duty Black Ops
There is a new map pack coming out and it'is call Escalation. I forgot when its coming out but its coming somewhere in May. The new zombie map is called Call of the dead.
The new zombies map
The black Ops Escalation comes out June 3 2011 and all other have been released
Call of the Dead is available only with purchase of the Escalation DLC
the map pack is called Escalation and it is coming out soon (03.05.2011)
No it is $15 for First Strike and $15 for Escalation
Most people would say escalation
Call of Duty Black Ops First Strike which is basically an add on to Black Ops then Escalation in May 2011 and Jun 2011 In November 2011 Call of Duty Modern Warfare 3 will be released
escalation is out for xbox and ps3 get it soon