Greccccco

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

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

The Greatest Cape Stay airborne with the Hero Cape for 15 seconds.

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

Most Escape Alive In Blood of the Dead, escape

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

You Found Me! Discover and fight Hidden Kombatant 1 in Arcade Ladder

Drop The Bald Defeat Lex Luthor.

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

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

Intuition and Execution Win a penalty shoot-out without missing

On A Roll Complete Fast Food without losing a ball

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

Pure class Score by performing an outside of the foot free kick

Silver Lining Complete the Silver stage of all Skill Games

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

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

Movies: Gone! Escape the cops in the Shelby GT500™ (Single Player)

Bada Boom Kill 50 aliens with explosive weapons.

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

LUNATIC Finish the game in Insane mode

Telefragathon Telefrag 50 enemies in a single match in Carrier.

Tier 1 Completed the campaign on Tier 1 difficulty

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

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

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

Trick Shot Kill a bird during a winning duel.

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

Job Security Complete Sector 003 - Security Crackdown

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

Little Lost Girl In Origins, release Samantha.

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

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

MEAT IS MURDER Activate Bubby.

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

Think Like a Zombie Obtain a rating of 5 brains in any chapter of the campaign

Dicey launch String together: slide, wallrun, wall climb, turn, jump. [Pure Time Trials]

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

A Better Tomorrow In Revelations,complete the cycle.

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

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.

What Research Holds In Store Bring peace to the sad researcher.

End of Transmission Turned off Rischboter

Mod Rookie Add an attachment to any gun

Episodic Finished every episode

Gramophone Enthusiast Collected all 7 audiologs found in the Testing Chamber

How the mighty have fallen! Defeat Oz... again in Descent.

One-Armed Bandit Cut 42 arms in the Testing Chamber

Quality Time Fight in Concentration for 15 minutes.