Call of Duty: World at War Map Pack 3 further expands the COD multiplayer experience with four new maps. Fight for ocean territory in "Battery," defend Russia's resources in "Revolution," and battle in the dense streets of "Breach." Zombies return in "Der Riese" (Zombie Factory), a Nazi research facility featuring a weapon upgrading Pack A Punch Machine, teleporters, and 10 Achievements. There are no refunds for this item. For more information, see www.xbox.com/live/accounts.