The World at War Zombies have 3 map packs adding one new zombie map per pack. See Call of Duty world at war link
You bet, plus it's better since you can mod it and make custom maps.
On Nazi Zombies.
cod: world at war & cod: black ops
Yes.
There is no nazi zombies on the Wii.
You have to beat the game first
Ya
complete the campaign then you will unlock it
Nope! Isn't that a Bummer!
nope, only World at war and Black ops.
Its impossible to get phyisically out of the house. You must defend yourself from the zombies!
Nope, just World at War and Black Ops.
Yes, it has one of the best Nazi Zombies out of all the CoD games.
check out my guide of how to beat zombies: http://www.gameolosophy.com/Games/Cod-World-at-War-Game-Guide.637471