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Death From Afar Kill a Spitter using a ranged weapon.

Ran out of fingers Find 11 hidden bags

Chop! Chop! Defeat boss Butcher

Rexecutioner Destroy the Metal Gear REX boss

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

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

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

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

Everything is Permitted Kill all of the hitman Assassination targets.

Battering Ram Shield Bash 5 different thugs

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

On Instinct Complete the Mother Boss Battle.

A brutal stop Kill a convoy's driver with a sync shot drone.

A Hunter, Through and Through Find and kill all 4 rare spawns.
3/4

Concordance Officer Collect all Trophies.

The Part Find the weird part

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

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

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

Frequent Flyer Zip Kick 5 different thugs

Arctic Grave Push the chief witness into the ice lake in "Joe's Adventures."

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

Smart Alec Did not build the 1st Level to specification!

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

Don't Scatter Garbage Defeat Dr.Litter

Flyboy Protect the bombers by personally shooting down 12 enemy planes in Battle of the Bulge.

Eye of the Bee-Holder Spray 25 rabid fans with the Swarmitron.

Forest child Complete the TAIGA level without attacking anyone or getting noticed.

Eye of the Tiger Win 15 matches in Survivors.

Double the Action Complete Campaign Mode In Co-Op Mode

Sting Operation Destroy 5 Steelport Guard vehicles during mission 'Tour de Farce'.

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

Industrious in the Face of Cosmic Terror Complete all Crew Challenges and Side Missions on Xylourgos.
10/29

Passion for Fashion Obtain all costumes.

Tour de Farce Complete mission 'Tour de Farce'.

One Bad Gato Complete 'Blackcats' on Veteran difficulty. (Solo only)

The Frog Find the frog

Every Nook and Cranny Collect every collectable in the game.

Rescuer Save 10 unique allies locked in struggle.

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

Destructive Tendencies Smash a bridge in the Factory Shift event

Starsenal Obtain all weapons (must load grenade launcher with all shell types).

I'm Floundering Up Here Listen to 25 fish jokes.
2/25

The AAA Battery Find the AAA battery

Juggler Simultaneously burn, freeze and poison 4 separate enemies

Reminiscence Recreate all scenes in the "Déjà-Vu" Extra Op

Danger Zone Reach full focus and take out 10 enemies before it runs out

Big Hair in the Crosshairs Defeat the yakuza with an afro on the highway.

New Shadow In 'The Savior', complete the mission without being spotted

Gallery Completionist Complete the Gallery.