BitingSnake

Scoped In multiplayer, get 25 headshots with longblaster rifles.

Feeding the Pig Singleplayer: In Compromised, get 15 kills with the M60

Wooden Warrior Clear the Subterranean Pavilion stage in Scenario Campaign Mode.

Badass Fully upgrade all of your skills and equipment

Eastern Explorer Clear the Kigan Island stage in Scenario Campaign Mode.

Iron Fist Destroy all towers and bunkers in 'Blood and Iron'.

Finally Getting Along! Cheer up Raphael while playing as Casey Jones.

Lurking Around In The Final Reich, find and shoot Dr. Straub.

Burdened Make peace with the Wanderer

Brother Rememberance Find your Brother's memento

Battering Ram Shield Bash 5 different thugs

Ran out of fingers Find 11 hidden bags

Face to Faces Defeat the Dragon

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

EMANCIPATED Collect the key in the Female Ward

Mass Production Produce 100 objects from your builders

Cage of Gluttony Torched Completed the Sapporo Jail.

Trepaning For Fun and Profit Collect all the items (skulls) on "Nightmare"

Night Sword Find a Night Sword.

Warning: Wide Load! Widened a car's body.

Untouchable Complete the game in Impossible Mode.

Crocodile Shoot three enemies while underwater in 'Wetwork'.

Item Sweeper Obtained a total 200 items from the Jails.

Frequent Flyer Zip Kick 5 different thugs

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

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

Technological Marvel Obtained all Master Arts for Sophie.

Green Teen Finish Shadows of Rose on at least Casual difficulty.

Throwing Flak Kill 3 Talons with a single mid-air grenade detonation.

Casual Reader Find 50% of the war diaries

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

A Hunter, Through and Through Find and kill all 4 rare spawns.
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Hell of a Sheriff Complete the No Way Out scenario. (No training mode)

Mother Rememberance Find your Mother's memento

I Siwa you did there Make the target officer's death look like an accident (Mission 5)

Victory - Complete Campaign on Elite Completed every mission on Elite difficulty

Eye of the Tiger Win 15 matches in Survivors.

EXTRA: Space Dude Survive 20 minutes in Space 54.

Double the Action Complete Campaign Mode In Co-Op Mode

Stunt Driver Get 100 stunt driver points.

Gentleman Thief Obtained all Master Arts for Mona.

Cage of Desolation Condemned Completed the Okinawa Jail.

Awakening Collect 1800 Essence and awaken the Dream Nail

Accessorize! Take the "accessories" from the kitchen

Breakthrough Achieve 100% data collection.

Concordance Officer Collect all Trophies.

Good Fences Don't allow any counter-attackers into the Washington Square base

Ultimate Warrior Reach rank 20 with all roles.

Grave Robber Collect all Death Cards in the game. (Solo only)

Broke My Toy Break a spear.