Agent_20

Daily Destroyer Complete 3 Daily Trails in 1 day.

Tower Master Complete all Tower missions

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

A Very Generous Friend Donated 1 life to each team mate.

Tower Power Complete a tower run on Adventure difficulty.

Customized Customer Make use of the Enchantsmith's services 3 times.

What Year is it? Played the game for 6 hours.

Corridor-Inverter Complete The Corridor with 3 inversions.

Objection! Get Mejia to confess to murdering Wilburg.

Save the last humans Lifetime total of 1,000 humans saved in Survival mode

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

New Choons Import your own sounds into the game using the Custom Music & Chants feature

Steel Brethren Complete “The Catalyst”

Amateur Radio Operator Listen to most of the codec conversations.

Whisperer Complete The Library being no louder than a whisper.

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

Artful Master Reach 10x points multiplier.

First Down Escape from Research Station Omega

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

Not The Rippers You Are Looking For Breach: Use the Alarm_Cancel.pkg in a server.

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

Diploma In Creation Complete all the tutorials in the LittleBigPlanet™2: Move Pack

The Real Sector King Earned Gold in all Sector King challenges in Mission Challenge

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

Replayer Watch 30 Replays via the Replay Channel! Isn't it fun watching people go at it tooth and nail!?

Winners Don't Use Drugs (or Biocells) Complete A Criminal Past without using the Fixer Pill or the Altered Biocell.

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

Prep Time You need study materials if you wanna make your battle plan. Follow one player in the Rankings.

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

Team Player Joined the Wake-up Club more than 365 times.

Orb Collector Obtained all of the available orbs.

No Marks Frobisher Says: "Figure it out from the title!"

Master of the Kingdom Earned 100,000 Exp.

Expert Manager Reach B-Spec Level 40.

Sweet Music Set up some Custom Audio in FIFA 12

Under Lock and Key Rescue all the prisoners from the depths of Moonrise Towers in one playthrough.

Done of the Dead Complete Zombie Campaign

So Many Stairs! Clear 100 Tower floors.

A Grym Fate Kill the Adamantine Golem without using the Forge Hammer.

Awakening Completionist Complete all Challenges and escape Awakening in Regular or Hardcore difficulty.

Staff Only (secret) You aren't supposed to be here!

Kill Two Birds with One Gnome Use one enemy as an improvised weapon against another.

Down at the Half Elude your pursuers

Taming the Storm Complete Gale Sanctum on Adventure or Apocalypse difficulty.

Don't leave me! Destroy 10 consecutive Sentinels before they escape in Survival mode

Temple Terror Complete "Fugu Fountain".

Nemesis Completionist Complete every challenge and the final Ancestor encounter in Regular or Hardcore difficulty.

Maximum Payne Story Complete [OLD SCHOOL]

A Legendary Performance Win a game on Legendary after trailing at half time

Rising Star Collect 50% of Skill Rewards in Story Mode.