Well U can't but people all ways say that they hack it or use jailbreak i think its not true that u can mod black ops Zombies
you mod
Black Ops does have zombies
Yes there will be zombies and zombies campain
Yes, CoD Black Ops 2 has zombies.
only if your black ops is on pc
it is a mod, you have to mod your account to activate it.
cod: world at war & cod: black ops
yes
the new black ops has
Black Ops has a zombie mode
no
In zombies yes but online no