3arc unlock
3arc unlock .
3arc unlock
Beat the game and you unlock the pentagon
zork, 3 arc3arc unlock
Beat the campaign and you will unlock them
3arc unlock
it's just there
you get out of the chair and go to the computer and type in 3ark zombies
You can beat it or type in 3ARC UNLOCK on the computer
you don't. you have to buy them
Beat the game on any difficulty.
It has yet to come out, since the call of duty: black ops hardened prestige edition is not out.