User blog comment:Ausir/Call of Duty: Black Ops - Rezurrection DLC announced/@comment-3362918-20110804004314

August 23 for Xbox, if you have Hardened or Prestige this map pack will be free. It's the original 4 zombie maps from WaW and one new map "Moon." It will also include 3 new zombie songs and one for Moon and a "Moon" Xbox Dashboard skin.