I-Bam

Zip it Off Perform 3 Assassinations from a zipline (The Hidden Ones)

Sins of Youth Achieve 23 Stars in AR Challenges.

Once More With Feeling Completed the mission "Return of Captain Chef".

The Librarian Collect 100 logs

Micromanagement Save two humans within a span of one second

Piscean Promise Gen joins Aurora's Party.

Gotham Base Jumper Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground.

Sunrise Recover the sun.

Untouchable Replay 5 different levels without taking any damage

Knock Knock Complete the Drill Ride

Man or Monster? Complete ''Arkham Barely Believe It''

My Buddy Retrieve Resources from a Scavenger Bot at a Bench.

Overachiever Get 3 stars on 1 S.T.A.R. Lab Mission

Oh, no you don't Kill a Ram using tackle skill.

Project Comet Craft an upgrade using Shards of a Star (The Curse of the Pharaohs)

Brought to Heel Defeat Helm Hammerhand.

Follower Perks Use a Training Order to give a Follower a gang.

Second-String Pitcher Earned a silver medal or better in the Pleajeune Pitching Challenge.

Coronation Dethrone the Queen of the Night.

Do Shoot the Messenger Delivered Zarpedon's message.

The Phantom of Bravery Completed “The Phantom of Bravery.”

Cross your Heart, Hope to Die Survive the Eye Poke Machine

For the people Sacrifice Irish to save the Valkyrie in the Campaign

Heartbreaker Win a game against All-Star Bots with a Decal equipped

Looking good Purchase the Advanced Suit

Speedreader Completed the game having found all 24 journal entries, with no Modifiers enabled, in less than 10 minutes. (From New Game in a single session only)

Higher Power Reach level 55 (The Curse of the Pharaohs)

Finally on the Offensive Complete Story Mission: Tangled Up In Blue.

Unlimited Shifter Earned a silver medal or better in the Rift Plane Unlimited Time Attack.

Rad Steez, Bro! Slide downhill uninterrupted for at least 10 seconds.

Fall and Rise Complete all Brûz quests.

The Final Sacrifice Destroy the Marker

The Fugitive Escape the Facility

Made Us Whole Complete the game on any difficulty setting

The Stuff of Legend Equip a full Legendary Gear set as Talion.

The Escapist After Coldridge Prison, you eluded 5 pursuers at once without killing them or leaving the map

Lift the Curse Defeat Tutankhamun in the Afterlife (The Curse of the Pharaohs)

Secret Night Club Create a little beat routine for the AR Bots to dance to.

Kneel before Grodd Complete ''Con-Grodd-ulations''

Getting Started Reach Player Rank 5

Undeath Defeats Undeath Complete all Carnán quests.

The Guardian Successfully complete a Death Run with every Archangel

Pyromaniac Kill a Mummy by setting it on fire (The Curse of the Pharaohs)

Flambé Made 10 enemies kill themselves with their own Molotovs

For the cause Sacrifice Hannah to save the Valkyrie in the Campaign

Thresher Thrashed Defeat Terramorphous the Invincible.

Intellectual Rescue the fourth hostage from Riddler

Savior of Acis Save all humans on Acis

That Tasted Purple! Had Purple-rated gear or better equipped in every slot.

Fly-by-wire Take out helicopters with remote missile 3/3.