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The Doctor is In Use PhD Slider to fall 10 feet and kill 10 zombies at once

Web of Defeat In Zetsubou No Shima, remove webs in every possible way in one game.

One Against All Kill Orcus while in a 6 person squad in MWZ

Das ist gut In The Shadowed Throne, find the Ubersprengen.

Slaughterhouse Kill 50,000 total Enemies in MWZ

Gotta Be Popular! Uwo! Uwo! My dream's to become famous, and make Mama proud! You should become famous too! Try sending or receiving 200 "Nice!" marks, for starters!
0/200

Time Attack In Gorod Krovi, complete Time Attack: Round 20.

Top Marks Get all the answers right in the Professor's three quizzes

Raging Bull Completed all chapters on any difficulty using Sideswipe.

The Highest Office In Classified, reach round 20 without using an elevator

Abandon All Hope Rescue 4 survivors in a single game of Infection.

Hugs! Kill 20 enemies in a single burst of Explosive Touch in Carrier.

Ready For Action Complete the Multiplayer Training Course in Black Ops 7

Prison Break Complete Quarantine and Suppression in Co-Op Campaign

Zombie Fanatic In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

Overachiever In Origins, complete all 4 Challenges in one game.

Challenge 10 Complete 10 Challenges

Right of First Defusal Defuse 5 gas bombs in a single match in Carrier.

Under Pressure Complete Breakpoint and Containment in Co-Op Campaign

Take Off, Hoser! Ride Chompy for 5 minutes in a single match in Carrier.

Nightmare to Dreams Complete the Black Ops 7 Co-Op Campaign

Original fighter Create A Fighter and use the CAF in Exhibition or Online Mode.

Flyswatter Finished the lift battle in Chapter 2 without taking damage from Insecticons.

Prestigious Award Attain max level or Prestige with 25 different weapons in Zombies

Glamor Shot Get featured in the Best Play 3 times

Telefragathon Telefrag 50 enemies in a single match in Carrier.

The End...? Watch the ending movie

For The Good Of All In Revelations, the Key must be opened.

Long Haul Hero Drive 1000 Miles (1600km).
32873/1600000

Blood-Spattered Savior Rescue a total of 20 survivors in Infection.

Maximum Overdrive Equip an Overclock on a Lethal, Tactical, Field Upgrade and 3 Scorestreaks at once

The Struggle Over Self An alternate form of combat, with an alternate path to victory. Get 20 wins in Avatar Battles. But don't obsess over the results. Let experience be your guide.
0/20

Zombiepult In Gorod Krovi, launch 10 zombies into the air at the same time.

Hoarder Complete all 6 Calling Card Challenges in any Zombies Category

Alerted Shot all of the Warning Beacons in a Mission

Blackout Historian In Blackout, unlock Reznov, Mason, Woods and Menendez

Student of the game. Complete all tasks from the Tutorial Mode.

MEAT IS MURDER Activate Bubby.

Preemptive Strike In Classified, kill 50 Nova 6 Crawlers without letting them explode in a single game

Just One More Game! Reach account level 10.

Potter Reach rank 3 or higher in the Potter imp quest

This Damn Island In The Darkest Shore, explore the entire island.

Little Lost Girl In Origins, release Samantha.

I Believe I Can Glide Glide 800m continuously with the wingsuit in Co-Op Campaign or Endgame

Crawl for Help In Classified, while in last stand use a teleporter and then get revived in a single game

Coast 2 Coast Cross the water with a teleport grenade in Descent.

A Better Tomorrow In Revelations,complete the cycle.

How low can you go? Hit 18 enemies with a single shot of the LZ-52 Limbo in Carrier.

All the Tools Are Mine Use every tool in create mode

Ground Control In Moon, prevent each excavator from breaching the base in one game.