Cristiaruto

Nah, I'm Good. Reach round 7 without anyone opening a door in Descent.

Standing Ovation! Ace all 5 Muppet Story Levels

Power Struggle In Classified, reach round 20 without turning on the power

Born Survivor Successfully survive and escape in Survival Mode.

Small Consolation In Shangri-La, use the 31-79 JGb215 on each type of zombie.

A New Day Tallis joined the party. ("Mark of the Assassin" downloadable content)

Objectively Good Capture an objective, build both fortifications and unlock both perks

Viktorious Revenge In Gorod Krovi, complete all solo Trials in one Zombies game.

Stick It To The Man Destroy the boss in Just Desserts

The Bigger They Are… Complete Collapse and Fracture in Co-Op Campaign

Assassin Vs. Machine You completed Train Runner before the train arrives at the station

Path To Success Use the Motion Recorder to record your movements

B.O.T. Find the Good in the Prototype

Trial of the Magician Travel Light on for "In Hushed Whispers": finish the quest.

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

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

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

Baby Steps Complete your first run

Mark of the Assassin Defeated Duke Prosper, with or without Tallis. ("Mark of the Assassin" downloadable content)

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

Prison Break Complete Quarantine and Suppression in Co-Op Campaign

We've Only Just Begun In The Tortured Path, successfully escape from Into the Storm.

Ghost Town killer Finish 'Ghost Town' on Insane

Silver bullet Obtain a silver medal in 10 different challenges

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

Under Pressure Complete Breakpoint and Containment in Co-Op Campaign

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

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

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

Blackjack Subtle Evaded vault security in Chateau Haine. ("Mark of the Assassin" downloadable content)

Astrophysicist Complete all the Cross-Controller Pack Tutorials

League Of Friends Play any level in the DC Comics™ Premium Level Pack with one or more friends.

Captive Complete mission: Captive

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

Locksmith Unlock all the LittleBigPlanet™2: Move Pack minigames

Subzero Hero Obtain clothing to get a survivable temperature rating of -22°C / -7°F.

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

Hoarder Complete all 6 Calling Card Challenges in any Zombies Category

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

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

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

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

Telefragathon Telefrag 50 enemies in a single match in Carrier.

Drop The Bald Defeat Lex Luthor.

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

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

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

On A Roll Complete Fast Food without losing a ball

Little Lost Girl In Origins, release Samantha.

Chasing the Game Lured and killed an alpha wyvern near Chateau Haine. ("Mark of the Assassin" downloadable content)