PipeSwinger

You're Not Worthy As My Opponent Breach: Send 3 Challenges.

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Team Player A 1-on-1 fight is fun, but it's more fun with friends! Try fighting in a Team Battle!

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

New Superpower Complete all China Rising Assignments

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

A Little Pack Here, a Little Punch There In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

High Score In Zombie Rush, obtain a Personal Score of 250,000

Moving On Up Ya need to do anything to reach the top of the food chain! Let's see a Rank Up via Ranked Match!

Salute Me Achieve the rank of Lieutenant.

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

Multiplicitous In Zombie Rush, get your score multiplier up to 100

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Battle Master Only winners can attain such beauty. Win 30 matches online and I may share my beauty secrets.

Grounded Kill an airborne enemy with Brigitte's Whip Shot in Quick or Competitive Play.

Street Fighter Complete all Dragon's Teeth Assignments

ARCHIVIST Collect all documents

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Hack the Planet Weaken an enemy that would have dealt lethal damage to an ally using Cyberspace in Quick or Competitive Play.

New Threads Use a new Title and Icon, and fight in one online match. Right on!

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Three For The Road In the pursuit of strength, one must have a goal! In Endless Battle win 3 matches in a row.

Super, Man! To battle is to win a fight with overwhelming strength! Show me you can do 100 Super Combos!

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Insert Coin Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade.

Rock, Paper, Plasma In Voyage of Despair, kill 9 zombies via Catalytic Detonations in a single game

A safer place Sabotage the Soviet space program.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

To Hell And Back Finish the game on Very Hard Mode with any character

Enabler Get 4 kills or assists with a single use of Ana's Nano Boost in Quick or Competitive Play.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Straw Purchase Gift a Mystery Box Wonder Weapon to a teammate and have them accept it

Go Figure Plant ShadowChild's figurine.

Power Outage Hack 5 enemies at once as Sombra in Quick or Competitive Play.

Blood Donor Pass 5000 levels in Bloody Palace Mode

Help Desk Get the Blade lobby desk clerk to help you bypass security.

Conservation of Energy Gain 350 shields with a single use of Sigma's Kinetic Grasp in Quick or Competitive Play.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

Extract The Data... Get the data that Pritchard is after from within the Palisade Blade.

Expose The Truth! Decide what to do with the evidence you uncovered.

Constellation Prize In IX, kill 9 zombies with a single uncharged shot from the Death of Orion

The Floor Is Lava Get 3 killing blows while wall riding as Lúcio without dying in Quick or Competitive Play.

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Fivepeat This is your real power, child? Show me it's not luck by winning 5 Ranked Matches in a row!

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.