CosmicElement

Technician Clear all five of Today's Tunes with a Full Chain.

Lost and Found Find all lost kids

Perfect Pitcher Took down 50 Grenadiers.

Can't Touch This Defeat the Hollow King Boss without taking damage.

Slam Jam Stop the car 13 times as Jason.

That’s a lot of Jigawatts! In Der Eisendrache, electrocute 121 zombies.

Nervine Kill a Berserker on normal or higher difficulty setting in campaign mode

Split Personality Communicate with your double.

Going Down Completed Mission 05 in campaign mode.

Cultist Slayer Kill 15000 Cultists With One Hero

Plague Tower Complete the quest: Plague Tower

Defense is the new Offense Beat any level using only Shieldy Blockerson

The Learn'd Scholar When the proofs, the figures, were ranged in columns before me...

And I don't throw things away Recycle 30 objects

We Can Be Heroes Incite a revolution at City Hall.

Star of the show Remain in the searchlight of a KPA Airship for 2 minutes without dying.

Mercurial Magnate Awarded for defeating five metallic monsters.

Passion for Fashion Solve all of Oats' outfit riddles

Benedict Arnold Defeat 10 enemies while controlling the Raptor

Left No Stone Unturned Complete all Secret Missions with any Character

Mercenary of War Fought 30 times on PlayStation®Network.

Hidden Eye Release 30 hidden powers from equipment.

Pentamerous Perfection Get a perfect on Stage 5.

Just Like in the Movie! As Finbar, sprinted away from a rhino as it chased you.

Bada-Bing Bada-Boom Connect a Knockback combo with a party member for the first time.

Ferocity Denied Kill 50 ferocious enemies.

Tourist Attractions Complete all Mission Stories in A Gilded Cage.

Island and Chill Complete The Last Resort.

Cardinal of Combat Beat the final boss in the Mega Phobetor arcade machine

Anarchy Master Achieve a score of at least 40,000 as a team in Anarchy mode

Getaway Escape the facility alone with gangsters dead.

Show-off Complete a multiplayer match using your personally created landscape

Sultan Of Titles I am Rashid of the Turbulent Wind! You can change how you feel, just with a title! If you had 30 of them, you'd be set for the rest of your life!

Ostiophobia Defeat the son.

Double or Nothing Use double the firepower!

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

All of the Above You managed to save Dr. Kavanagh and all the prisoners, too.

Unlock World 4 Unlock World 4

If I Don't Do It, Who Will? Complete 7 Expert Missions.
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Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Beating the Ragtime Blues Correctly answer all the questions in Ragtime Mouse's pop quiz.

Touring the Film Set Complete all Mission Stories in The Icon.

Crafty You've used your items on 100 things!

Hassy Hot Cups Break their will to clear Market Street

Plant Trees Plant a dozen trees.

Fidelity Medallion Earn 100 medals.

The Boy Who Could Run Complete all Parkour Fever Challenges

Denied Defeat a boss before it can escape.

That Old Adage Apparently, your CASIE augmentation doesn't work on everyone...