Black Ops “Call Of The Dead” Trailer [VIDEO]Black Ops “Call Of The Dead” Trailer [VIDEO]The new D.L.C. map pack "Escalation" for Call Of Duty Black Ops will be out on Tuesday, May 3rd 2011 on Xbox 360 with PS3 & P.C. to follow. Escalation features 4 all new multi-player maps:CritterCritter