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

Undiscovered Truths Find all the intel hidden in Nightfall.

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

It's a Cover, Not a Hat Collect 20 hats on a single character.
20/100

Shiny! Find 5 secrets

I must break you Wreck your first Rival in a One-on-One

Good Listener Found 20 Portable Phonographs.
5/100

Unrivaled Warrior Raised an officer's Attack to 900.

It's Camouflage on Some Planet Collect 40 weapon colors on a single character.
17/100

Tough luck, chum! Complete Ragnarök - Part I on any difficulty.

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

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

He Talked Too Much Defeat Emerson Miller

Confidence Boost Win a Battlegrounds league Clan Match.

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

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

Gasmoxian Slug Beat all of Nitros Oxide's times in Time Trial Mode.

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

Call of the Void Complete Ragnarök - Part II on any difficulty.

Alright, Alright Survive until round 10 in Infection.

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

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

Woah! Earn all the other trophies.

Survivor Survive until Round 25 in Outbreak.

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

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

Got Your Back Revive your Co-Op partner 10 times.

Not so pretty boy Beat Khan in his One-on-One

Light adept Learn all Light spells

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

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

Lock and load Learn all shooting improvements

Thanatophobia WITHOUT using the Architect, complete the game dying 15 times or less

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

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

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

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

Enter the Hall Reach the Carnage Hall

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

Party Animal Awarded for earning the maximum number of party power points.

Royal Request for Cooperation An official request for Kamura's
hunter. Awarded for collaboration
with Elgado Outpost.

Catalog Conqueror STU: Complete all nekomata jobs in "The Spider's Thread" mode.

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

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

Spirited Sparring Kill 500 enemies with Ultimate Skills as a Spiritborn.
0/100

King of Mount Akuma Defeat Devouring Kamiko

Master of the reliquary Gather all the fingers of Frankenstein

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

The Postman Delivered the journal to Lucien.

Accessory All Areas Awarded for making every single available improvement to an accessory.