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PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

You Can Pet The Dog Pet a Hellhound in MWZ

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

High Wire Act Kill 10 enemies while using a zipline

Annihilation Get 100 Elite Zombie Eliminations in Zombies

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

No Mo' Modi Get out of jail, but not for free

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

Perkaholic Have 9 perks active at the same time in MWZ

Nightfall Completionist Complete all challenges and kill the Breeder in Nightfall in Regular or Hardcore difficulty.

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

Turnabout is Fair Play Kill 50 Cryptids with the Venom-X weapon in Nightfall in Regular or Hardcore difficulty.

Going Up… In The Darkest Shore, unlock the Ubersprengen.

Not One Inch In Gorod Krovi, complete a Lockdown Event.

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

Upping the Ante Kill the Kraken using a Relic in Mayday in Regular or Hardcore difficulty.

141 Ready Complete the campaign on Veteran

Hat Trick Kill 3 aliens with a single shot from the NX-1 Disruptor in Regular or Hardcore difficulty.

Dipped in Gold Purchase all Safehouse and Player Upgrades in Campaign

Cyberized Research all Augments for 10 Items in Zombies

Mass Exodus Complete the final Ancestor encounter in Regular or Hardcore difficulty.

Dog Fight Kill a Gargoyle with the Vanguard in Awakening in Regular or Hardcore difficulty.

Eggstra Nemesis! Complete the Egg-Stra XP challenge and then activate a generator in the Nemesis DLC package.

Back From The Dead Reclaim your gear from a Tombstone in MWZ

Case in Point Complete the Campaign on Veteran difficulty

Sanguine Serum In Zetsubou No Shima, drink fresh Widow's Wine.

The Architect Successfully build all of the Schematics in Mayday in Regular or Hardcore difficulty.

Mayday Completionist Complete all Challenges and kill the Kraken in Mayday in Regular or Hardcore difficulty.

No Such Thing as Too Many Find and use all Armaments in Open Combat Missions

Spelunker Find all of the Intel in Awakening.

Inquisitive Mind Find all of the Intel in Mayday.

Ensign Reach round 10 in Carrier.

Bulletproof Find all Plate Carrier Upgrades in Open Combat Missions

World Domination In Liberty Falls, tap into your Supervillain side

Big Baller Earn 75,000 points in a single Nazi Zombies game. (Map Pack 2 only)

Gearhead Collect all Weapons and Field Upgrades from Supply Boxes in Open Combat Missions

Not Big Enough In Der Eisendrache, trap and kill a Panzersoldat using the Ragnarok DG-4.

Conqueror Defeat a Warlord in MWZ

The Final Chapter Find all 7 story related intel files in Exodus.

Acted Alone In Verrückt, headshot 20 zombies in the courtyard from the second floor of the Asylum.

Seeing Red Complete 5 Contracts in the High Threat Zone in a single deployment in MWZ

You Wish Hit an Ancestor with a Hypno Knife in Regular or Hardcore difficulty.

Time to Slam In Der Eisendrache, revive two players protected by the Ragnarok DG-4.

Unstoppable Complete the final Ancestor with at least 1 relic in Regular or Hardcore difficulty.

Twice The Fun Escape Awakening using two Relics in Regular or Hardcore difficulty.

New Dynasty Enter Prestige in Black Ops 7

The Grand Tour In Revelations, visit every unique location within 2 minutes.