The Zombies mode in CoD exits because of positive fan feedback, Treyarch said, and the studio put a little of every undead level it has ever made into Moon in an effort to create the ultimate map for Zombies lovers. See it in action below:
The rundown on Rezurrection from Treyarch:
-- The all new Moon levelRezurrection will launch for the Xbox 360 first on August 23 and follow on PC and PS3 at an undisclosed date. And for die-hard CoD fans who purchased the Hardened or Prestige Editions of Black Ops, Rezurrection (the Moon level, soundtrack, and theme) will be available for free. Everyone else will pay the standard $15.
-- Four re-mastered levels of Zombie lore: Nacht der Untoten, Verruckt, Shi No Numa and Der Riese, the Zombie factory that started it all
-- An enhanced Zombies Soundtrack including three tracks never before available for purchase
-- A new Zombies Moon theme

