Mamout

Now It's Personal - Kill 1000 Helghast Killed 1000 Helghast

Baron von Nukem Shoot down 20 alien fighters

Substance Abuser Drink beer while on steroids or vice-versa in SP

Epic Dismemberment Dismember 2,500 Necromorph Limbs (single player only)

Shattered - Destroy all glass in the Labs Destroyed all glass panes in the Stahl Arms South laboratories

Old School Gamer You found all the hidden story items in Megan's office. Point and Click much?

Noms Eat 10 pieces of food in SP

How's It Hanging? Clean up the Dry Docks

Not Bad for a Human Defeat the Alien Queen

Sticky Bomb Like You! Put a Trip Mine on a live alien

For Close Encounters Get 10 one-hit head-shot kills with the shotgun in the single player Campaign.

Bag lady Find all three hidden bags in one chapter

The Last Laugh The joke's on who?

“A Shocking Turn of Events” – Expert The player has rescued the Little Sister in “A Shocking Turn of Events” in under 4:00

Dead Useful Kill 10 aliens with environmental explosives

A Measure of Mercy Complete the game and choose the Light Side ending.

Twice Nightly Complete New Game Plus

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

Spread The Love - Kill 5 Helghast at once using the WASP's secondary fire Killed 5 Helghast at once using the secondary fire mode of the WASP launcher

Elevator Action Knock off every Tripod during the Elevator Sequence

They Go "Boom" Get 30 kills with the Magnum secondary fire in the single player Campaign.

I Need a Towel Get hit by 10 Pregnator bombs

“Worlds of Hurt” – Collector Found all collectable Roses in “Worlds of Hurt”

On the Noggin' Kill 30 aliens with headshots

Full Body Tourettes Get knocked down 10 times

Balls Seems you like playing with balls, eh?

The Jan Stakross Trophy of Excellence Destroy 12 lightning pylons on the Kamino dive.

Paint Splurge Fire 5,000 paintballs

Road Rage Kill 15 aliens with the monster truck

Explosives Expert Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.

He's Got a Hologram! Use a Holoduke in SP

Sunday, Black Sunday Shoot down the blimp above the stadium

Spitting Lead Kill 50 enemies using the Wraith with the force barrier engaged in the single player Campaign.

A Good Dam Fight Defeat the Battlelord on the Hoover Dam

Rogue Guild Goat Castle - Reach D Tier

“Worlds of Hurt” – Tough Guy Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty

The Crown Jewel Seek and destroy.

Challenger Complete one challenge and receive at least a Bronze medal.

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

Rexecutioner Destroy the Metal Gear REX boss

Fight To The Last - Kill 1500 Helghast Killed 1500 Helghast

Judge, Jury, Executioner Execute 20 aliens

Reach the Stratosphere Get flung out of the map

Martial artist Perform a melee hit from a wallrun

Time for Pints Finish the Campaign on any difficulty.

On the clock Beat the qualifier time on any Time Trial stretch

The Throwdown You convinced the smooth-talking politician Bill Taggart to tell the truth in public.

Crocodile Shoot three enemies while underwater in 'Wetwork'.

Ran out of fingers Find 11 hidden bags

Completist - Destroy everything on the MAWLR Destroyed every destructible weapon on the MAWLR while on foot and on the Intruder