The is the second major DLC for the original Call of Duty: Black Ops , developed by Treyarch and published by Activision. Released in mid-2011, it expanded the game with four multiplayer maps and a star-studded Zombies experience . General Overview
Discover the varied battlegrounds and celebrity-filled survival mode included in the Escalation pack: Call of Duty: Black Ops Escalation Map Pack Preview YouTube · Call of Duty Black Ops Escalation Map Pack Review YouTube · DansTube.TV Longplay of Call of Duty: Black Ops - Escalation (DLC) YouTube · LongplayArchive
The pack focuses on varied engagement distances, offering balanced environments for snipers, campers, and "run-and-gun" players. Call of Duty®: Black Ops Escalation Content Pack on Steam
The pack was launched first on on May 3, 2011, followed by a PC release on June 2, 2011 , and a PlayStation 3 release on June 10, 2011. It was originally priced at 1200 Microsoft Points or $14.99 USD .