Here is the full list of all 50 Call of Duty: Black Ops II - there are Zombies achievements.
In Mob of the Dead, open a door without spending points.
In TranZit, defeat "him" without being attacked by "him".
In TranZit, use an alternative mode of transportation.
In Buried, acquire a perk for free.
In Origins, activate all generators without allowing one to stop.
In Buried, rewrite history.
In TranZit, kill one of the denizens of the forest while it is latched onto you.
In TranZit, obey the voices.
In TranZit, have all doors opened without being set on fire.
In Green Run, pacify at least 10 zombies with 1 EMP.
In TranZit, complete all additions to the bus in 1 game.
In Green Run, acquire your Tombstone.
In TranZit, acquire 4 different equippable items in 1 game.
In TranZit, buy 2 different perks before turning on the power.
In Die Rise, be the architect of their instruction.
In Die Rise, fling 10 zombies in one game.
In Die Rise, reach round 10 before turning on the power.
In Die Rise, use Pack-a-Punch and all perk machines in one game.
In Die Rise, kill 5 zombies with a single shot from the Sliquifier.
In Die Rise, face the dragon head-on before reaching round 2.
In Die Rise, revive yourself.
In Diner Turned, get a kill with each primary weapon in a Public Match.
In Diner Turned, retrieve a chained Cymbal Monkey in a Public Match.
In Diner Turned, kill the human while its decoy is in play in a Public Match.
In Mob of the Dead, execute the escape plan.
In Mob of the Dead, obtain Hell's Retriever.
In Mob of the Dead, complete the cycle 3 times.
In Mob of the Dead, convert a weapon using a kit.
In Mob of the Dead, Brutus completes his patrol.
In Mob of the Dead, kill 10 zombies at once with a new beverage.
In Mob of the Dead, survive an entire round on the bridge on round 15 or higher.
In Mob of the Dead, use and upgrade all traps before round 10.
In Mob of the Dead, break the cycle.
In Buried, be their pawn.
In Buried, access all areas with the help of your new friend in one game.
In Buried, drop the beat on 10 zombies in one game.
In Buried, make a candy delivery.
In Buried, Pack-a-Punch a weapon during round 1 with no one using the bank or Weapon Locker.
In Buried, survive an entire round within the maze on round 20 or higher.
In Buried, purchase the LSAT off the wall and Pack-a-Punch it.
In Buried, return to processing.
In Origins, release Samantha.
In Origins, share a weapon you dug up.
In Origins, free yourself and another from the Panzer Soldat’s claw in one game.
In Origins, build all elemental staffs in one game.
In Origins, ride the tank around the map without getting off.
In Origins, revive another player four different ways in one game.
In Origins, use Zombie Blood to revive three players and activate a generator in one game.
In Origins, complete all 4 Challenges in one game.
In Origins, wield all of the ultimate staffs in one game.