WhompinBobula

Bounty: Hunted Complete mission “Where It All Started”.

Certifiable Earn Veteran status for your Certified Item

Ruin on the Horizon Complete mission “Riding to Ruin”.

The Blast and the Furious Defeat Evil Lilith.

West Gate Open West Gate

Farewell Finish watching farewell demo scene with Yorda at the front gate stage

Big Tournament Completed each of the larger challenges in all 3 coliseums

Deterrence Develop a nuclear weapon.

Royal Arms Acquire Queen's Sword

Speak No Evil Defeat Heket.

Brain Pain Train Slain Defeat Locomöbius.

Achieved Complete all SIDE OPS.

Emancipation Clear the game

Consciousness is Over-rated Knock out 100 enemies in a single playthrough.

Tower Apprentice Complete 25 Tower missions

Disarmament Dispose of a nuclear weapon.

Cannibal Cook a Follower meat meal.

Trauma Center Defeat Dr. Benedict.

Ring Out Win a round by knocking your opponent out of the ring in Arcade Mode (any difficulty level)

It Takes Two to Tango Chain a 40-defeated combo in Team Slayers.

What's Mine Is Yours Send an Item Box to a Teammate 5 times during a Race.

Red Wrath and Beyond Defeat Psychoreaver.

Winter Will Not be Contained! Collect all the items (Snowglobes) on Krampus Lair

Army of One Win 15 matches in Slayers.

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

The D Project You watched the entire credit list and saw the surprise at the end.

Deployment Complete all key Dispatch Missions.

Teach a Lamb to Fish Catch 1 of every fish.

Aiding the Outcasts Completed "Aiding the Outcasts"

Accomplished Complete all missions.

The Guns of Anchorage Completed "The Guns of Anchorage"

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

Look, I made this! Create a ship and share it

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

Battering Ram Shield Bash 5 different thugs

Frequent Flyer Zip Kick 5 different thugs

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

Paving the Way Completed "Paving the Way"

A Hunter, Through and Through Find and kill all 4 rare spawns.
0/4

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

Operation: Anchorage! Completed "Operation: Anchorage!"

Industrious in the Face of Cosmic Terror Complete all Crew Challenges and Side Missions on Xylourgos.
0/29

Flock of All Gain 20 Followers.

I'm Floundering Up Here Listen to 25 fish jokes.
0/25

Eye of the Tiger Win 15 matches in Survivors.

Hear No Evil Defeat Kallamar.

Helpful Hunter Complete all side missions on Gehenna.
0/10

Bench Warmer Save at all save points

Spiked Club Acquire spiked club

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