Snitski

From The Black Depths Catch the Colossal Squid.

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

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

Undiscovered Truths Find all the intel hidden in Nightfall.

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

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

Polar Angler Catch all known species of fish in The Pale Reach.

Frozen Favors Finish all side quests in The Pale Reach.

Good Listener Found 20 Portable Phonographs.
20/100

Burgertown Escort Service Rescue 1 survivor in Infection.

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

Master of the reliquary Gather all the fingers of Frankenstein

Come On And ... Slam 10 zombies at once in Outbreak.

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

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

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

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

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

Two for One Complete Crime and Punishment in Multiplayer.

Untouchable Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.

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

Cold Corruptions Catch all aberrations in The Pale Reach.

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Survivor Survive until Round 25 in Outbreak.

Alright, Alright Survive until round 10 in Infection.

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

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

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

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

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

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

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

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

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

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

The Postman Delivered the journal to Lucien.

Peak Performance Get a score above 1,000,000 points on The Last Yardbird.

Flying pan Kill enemy by ricocheting bullet off frying pan

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

Extra Luggage Select a Starting Location and use an Informant to smuggle an item onto Haven Island.

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

1-Upsmanship Complete Extra Life Mode with 5 Extra Lives in your Inventory (Ancient Gods 1)

Relics of the Old Faith Collect all Relics.

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Battle Brother Get a Multiplayer character to Lvl 10.

Reinvent the Weapon Wheel Re-collect all of the weapons on the Weapon Wheel

Nightfall Completionist Complete all challenges and kill the Breeder in Nightfall in Regular or Hardcore difficulty.