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Brutality Bonus Destroy a Romanov's arm and leg before finishing it.

Ghostly Finish an entire mission without being spotted

Martial artist Perform a melee hit from a wallrun

Downtown Girl Complete all side missions in Downtown

IT’S MESSING WITH MY HEAD, MAN!!! Beat a level in N. Verted mode

Strength of the Pack Complete a Strike with a full fireteam consisting of only your clan members.

Viewfinder Complete all side missions in The View

Gary Has His Reasons Hear 20 reasons why Gary won't grab that

Hole-in-One Destroy a Chicane with a hand grenade.

Kasugami Learn how to use Veil of Mist.

Honor Bound Bind a piece of gear to a class.

The Fourth Time Defeat Dr. Neo Cortex

The Caped Crusader Win with Batman using every special move and his Supermove

Empire in Chaos Complete the game in high chaos

Dominate the Indomitable Defeat Blight.

The Diamond Age Attain ‘Magnate’ status in Most Units Accrued

He Must have a Reason Stand up for someone even though you haven't met him

Friendly Skies Defeated all waves in The OPS Zeal.

Rip And Tear As Colt, inflict a truckload of damage to Eternalists during a single use of Havoc.

Knowledge is power Complete all of Plastic's missions

Succession Plans Break into Hell's Gate HQ and apprehend Two-Face.

L'Cie Paragon Earned a 5-star rating for all Cie'th Stone missions.

Infiltration Clear the "Classified Intel Acquisition" Side Op while riding in the back of a truck

Rexecutioner Destroy the Metal Gear REX boss

Zomboss Recruit Reach Level 5 with Every Zombie Class

The Next Most Logical Course of Action Start a group dance party

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Ran out of fingers Find 11 hidden bags

Ack Ack Protect your tanks by shooting down all planes in Operation Cobra.

Level Up! Level Up for the first time.

Showing Who's Boss! Hit 50 Hoard minions in Story mode with any weapon

Knot Too Difficult Clear up a tangled situation in one attempt

Higgledy Gaggle! Awarded for getting a set of matching higgledies!

Higgledy Hotshot Awarded for cooking up 50 different higgledies.

Battering Ram Shield Bash 5 different thugs

Best of the Bunch Earn the MVP award in any Online Tournament match

Running Errands Complete all side missions

The Cat Came Back Break into Riddler's secret hideout and exact your revenge.

Liberty City (5) Your friends all like you above 90%.

Stuck on You As a Scientist, Vanquish 10 Players with the Sticky Explody Ball

All Snug in Their Beds Uncover the secret history of the park.

Trying to Set Things Right Nuna and Fox continued after the Mouse.

Hidden Agenda Discover 15 secret areas

Frequent Flyer Zip Kick 5 different thugs

Spoiled for Choice Infuse one of each type of weapon.

Liking the Taste Kill a total of 10 enemy worms.

Faithful to the Abbey Side with the Overseers in the Dust District

Ahoy Matey Summon a Barrel Pirate and Map Pirate Zombie in Gardens & Graveyards

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

Cooking Up a Storm Awarded for cooking 50 dishes.