CaveatLector

Coup De Gracie Use Junker Queen’s Jagged Blade and Carnage to pull and kill an enemy in Quick or Competitive Play.

Oh, My Bad Kill your friends 1000 times.

Pump It Up On Bomb: Forest, stop the cops from disconnecting the water hose whilst using the river water pump.

Heart Of Iron Achieve Rank 15.

Wizard's Diploma Beat the five base Challenges on Normal difficulty.

BEWARE OF THE BEAST Perform your first Animality

Rags To Riches Have $1 million dollars in the bank while playing in Los Angeles.

Glamor Shot Get featured in the Best Play 3 times

This is Madness! Fighting is fun, huh? Well then, let's aim for 300 matches online fought, OK buddy?

Archmage Kill 10,000 enemies.

Sim Expert Earn 8 Silver Medals from Simulator Missions.

Sudden Temptation Quick Battle: defeated all warriors.

Beverage and Fries Complete 6 Combos in a single level

Under Pressure Complete Breakpoint and Containment in Co-Op Campaign

High Impact KO your opponent from clinch.

Shutout Win a game of soccer without the opposition scoring in the soccer game mode

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

A Better Human Being Recover the Forge Item

Secret Service Prevent the assassination of President Ronald Sung.

Good Blocks Block 100 times. (Arcade/online only)

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

Illithid Enclave Complete the quest: Illithid Enclave

Let's Rock! Complete the game on Human mode as Nero, Dante, or V.
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Maximum Overdrive Equip an Overclock on a Lethal, Tactical, Field Upgrade and 3 Scorestreaks at once

Water recycling Stomp a fluro into the turbine that created it

Soundly Beaten Sonic disarm 5 Silurians

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

Goblins Defeat 500 Goblins

Grim Reaper Defeated the Harvester on Hard or Nightmare difficulty ("The Golems of Amgarrak" downloadable content)

Challenge Domination Get a Gold medal on all single-player challenges.

Velocity: On Final Approach Unlock either Jump Nitrous PRO or Drift Tires PRO (Multi)

The twister String together: wallclimb, turn, swing, wallclimb, turn, swing, jump. [Pure Time Trials]

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

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

Professor's Diploma Beat the five base Challenges on Hard difficulty.

Seek and Destroy Complete all optional mission objectives.

Hoarder Complete all 6 Calling Card Challenges in any Zombies Category

Can't get enough Kill over 1987 Red Dudes in endless mode.

Devils Defeat 500 Devils

Pit Lord Kill 100 enemies by knocking them into pits

Desperation Complete all 3 Tiers of the Challenge “So Desperate!”.

The Harder They Fall Complete One Shall Stand on any difficulty.

Sage's Diploma Beat the five base Challenges on Bananas difficulty.

High Grades Get an "A" rating for a transfer negotiation

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

Lizardfolk Defeat 500 Lizardfolk

Isaac's Heart Kill Isaac with The Lost

It Takes a Pig to Kill a Pig Drop Floyd the Pig on top of a lawforcer.

A Price On Mercy Spare Konstantin Brayko.

Timey Wimey Complete a Time Corridor in 2 minutes