AgentZemog

End of the Line II Defeat Julius in his second form.

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

Surprise Attack! Arrive at the objective in File R-07 without being spotted.

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

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

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

Give Them Something to Believe Complete New Game Plus

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

You are recognized as Rank 51 on the UAA temporary Rankings Defeated "Skelter Helter"

Undiscovered Truths Find all the intel hidden in Nightfall.

Riding the Symphonic Tide Obtained 100,000 Rhythmia

Burgertown Escort Service Rescue 1 survivor in Infection.

Boar Bather Rode a Razorfire Boar into the Sea of Black Tears and lived to tell the tale.

Endless Challenger Finished at least 5 stages in an Endless World run

End of the Line III Defeat Julius in his third form.

Duty and Honor Finish the game.

The Force Complete Zone 18 without upgrading weapons.

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

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

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

Hot Pants Complete I Now Know Why You Cry

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

Avenged Confronted the culprit behind the Vael family's murder. ("The Exiled Prince" downloadable content)

Memento Gave Sebastian a family heirloom. ("The Exiled Prince" downloadable content)

Nahantu Sightseer Explore all of Nahantu.
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Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

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

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

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

The Most Famous Hedgehog in the World Have your photos taken in Studiopolis Zone

A New Hope See all of the endings of Ninja
Scroll of the Demon Blade.

Oh Yeah!!! Complete Nothing is as it Seems

Mr. Death Get all Trophies.

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

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

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

Hi Score Collect 1,000,000 points over all story levels you have played.

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

Armor Collector Obtain all armor.

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

Making mountains out of molehills Kill 100,000 enemies.

Mindful Vandalism Place a sticker or a decoration on another player's sackperson.

Farewell to a Friend Put a friend out of their misery.

Alright, Alright Survive until round 10 in Infection.

ARCHIVIST Collect all documents

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

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

Helm Collector Obtain all helms.

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

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