Rextader

Complete revelation Read all the books of unholy knowledge

Sunday, Black Sunday Shoot down the blimp above the stadium

Hard Boiled Kill an enemy with shotgun

Vital Asset Rescue Morias Leuze from the Chaos assault

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

Honor Bound Bind a piece of gear to a class.

I Can Handle the Truth! Complete all available objective in Truth Quest

Not kidding! Reach the podium in a total of 30 Quick Races (not unlockable in Split Screen mode).

Gunslinger Assassinate General Amsel with a pistol shot. (Solo only)

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

Creator Create a skater using the CAS system.

Explorer: Trailblazer Visit one hundred points of interest.
0/100

Friendly Skies Defeated all waves in The OPS Zeal.

Battering Ram Shield Bash 5 different thugs

The Good Samaritan Save Mitchell

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

Debris and Ashes Reach the Observatory.

SpongeLock HolmesPants Find the secret Spatula in every level

Realized Potential Learn all the spells that can possibly be learned.

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

Full House Kill 5 enemies with each type of Agony Bolt.

Not a Scratch on Her! I'm not taking any chances, this bus can't take much more damage. (Ch. 12)

You got rid of those stiffs yet? Successfully complete Freight Train of Fear

"It" Kept You Busy Defeat Pesanta in Separate Ways.

Frequent Flyer Zip Kick 5 different thugs

Successor of the Throat Defeat the Successor of the Throat in the Crown of Sand

Most Wanted Provoked and defeated the security forces in Central Production B

The most trivial object Discover all the small blue bottles

Great Outdoors Endurance Challenge: Survive for 10 days

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

Right in the Grape... Singleplayer: Get 7 headshots in a row with any weapon except the long range sniper rifle.

The Good, the Bad and the Krabby Catch Mr. Krabs in under 3 minutes

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

Blue Ribbon Complete a 4-player Competitive Co-Op match in 1st place. (Online co-op Only)

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

Archivist Unlock 80% of the Archive.
48/464

A Feast for Two Endurance Co-op Challenge: Eat the meat of 3 bears with your partner

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

Found & Lost Talk to Jeremy in the chapel

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

Untouchable Complete the game in Impossible Mode.

Paragon Learn every spell.

Back to School Play any Popit Puzzle whilst wearing a Newton costume

Hi-Jack It Steal and deliver all Vehicle Theft targets.

To Infinity, and Beyond! Hold 9 lives at any time.

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

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

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

Abominizer Defeat all four abominations.

Hell of a Sheriff Complete the No Way Out scenario. (No training mode)