It has just been announced that the second Call of Duty: Black Ops Map Pack will be released on June 2nd for PC. The Escalation Map Pack includes five all new maps, which includes four multiplayer maps and a completely revamped Zombies mode, with a new cast of characters.
The multiplayer portion of the pack, which includes four new maps, will take you to new locales in the Cold War setting of Call of Duty: Black Ops. The Hotel, is set on the rooftop of a Cuban luxury hotel. Convoy is an intense close quarters battle set amidst an ambushed U.S. military convoy. Stockpile puts players in a remote Russian farming town which holds a secret stash of weapons of mass destruction. Finally, Zoo is set in a long-abandoned Russian zoo with plenty of secrets to discover.
The Zombies Map, “Call of the Dead”, is a completely different zombies mode than has ever been seen. Taken straight from the movies, four new survivors will battle an unyeilding zombie horde, led by none other than George Romero.