R8drifter

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

The Guillotine Kill Isaac with Judas

Give Them Something to Believe Complete New Game Plus

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

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

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

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

Golden God You are the best!

Der Meisterbogenschuetze In Der Eisendrache, obtain all of the ancient bows.

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

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Undiscovered Truths Find all the intel hidden in Nightfall.

Judas' Tongue Kill Satan with Judas

The Coin Bag Kill Isaac with Cain

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore 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

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

Save the Poet Complete The Pen and the Sword in Single Player.

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

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

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

You Can Pet The Dog Pet a Hellhound in MWZ

Justice Is Blind Kill 4 enemies who are stunned by a Flashbang Grenade in any Operation.

Making a Point Kill both bosses with head shots in ‘Hostile Takeover’ Operation.

Enthusiasms Kill Torres with a melee attack in ‘Hostile Takeover’ Operation.

Blood Rights Kill Satan with Samson

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

The First One is the Hardest Get your first 1,000,000+ combo

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

High Wire Act Kill 10 enemies while using a zipline

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

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

Eaten by a Grue Play Zork on the terminal.

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

Falcon and the Snowman Complete Crime and Punishment in Single Player.

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

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

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

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

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

Perkaholic Have 9 perks active at the same time in MWZ

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

Give me liberty, or give me death Escape Vorkuta.

Bloody Lust Kill Isaac with Samson

Hack the Planet Hack 15 enemies without dying as Sombra in Quick or Competitive Play.

Under the Radar Select a Starting Location and use an Informant to smuggle an item into Milton-Fitzpatrick.

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

A Blank Card Kill Isaac with Eden