Arklenas

Customize in 40 Seconds [Customize] Changed Plate, Icon, and Title.

Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

Judas' Tongue Kill Satan with Judas

Smell You Later The punks are spooked and refuse to help you in your final quest

Wonderful! Perform a 30-hit combo. (Arcade/online only)

A guard is meant to be broken Used Crush Assault 10 times.

Mode master Win an online game of every mode in every difficulty at least once.

Just shut your mouths and invest everything in me! Used more than 100,000 Corps Funds in total.

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

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

Think fast! Finish trial #8 with at least 52 seconds left on the clock.

Mr. Death Get all Trophies.

The Coin Bag Kill Isaac with Cain

Let's Finish This! Max out a Meteor Chain

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

Donut Mess with a Cop Unlock Officer Dick.

Like a glove… Finish trial #6 with 3 hearts left without picking up a spell.

If you're gonna cry here, you might as well quit. Reached 25% Survey Mission completion.

Oh Yeah!!! Complete Nothing is as it Seems

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

Going to the Vet Earn the "Veteran" Challenge Collection.
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High Score In Zombie Rush, obtain a Personal Score of 250,000

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

Street Fighter Complete all Dragon's Teeth Assignments

Not a Cat Person? Jess resents you and refuses to help you in your final quest

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

Alright, Alright Survive until round 10 in Infection.

Collector Loot 10 Superior or Custom items.

Distinguished Hunter Reach Player level 50
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Two for One Complete Crime and Punishment in Multiplayer.

This is a true salute! Had over 100 allies join.

Survivor Survive until Round 25 in Outbreak.

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

State of the Badass Art Complete all Campaign levels on Ultimate Badass difficulty

The Road to Glory Win every battle on Victory Road.

You Can Pet The Dog Pet a Hellhound in MWZ

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

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

Change! My Avatar! [Customize] Changed avatars.

I've already seen stamps [Network] Used a stamp in Online Lobby.

Save some room Finish trial #20 one unit below the zapper.

World Champ Training Completed training with Hercule!

Fusion Training Completed training with Gotenks!

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

J-Adventure Maestro Clear all story arcs in J-Adventure mode.

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

Flatline Completed Ending Five

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