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Scourge of Humanity Reached Level 20 with Bad Karma

Fusion Expert Acquire 50 Modchips via mod fusion

C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Gotta patch them all! Find all SAT Patches

Close Encounter Kill 10 alien Necromorphs.

Obtain level 70 Obtain level 70

Completed Grounded Mode Plus Completed Grounded Mode Plus

Kitted Out Fully upgrade a weapon.

A Legend for All Time Complete Jin's Journey in New Game+.

Think Fast Kill 30 Necromorphs with Kinesis objects

Ex Oblivione Fail a skill test

A Fighting Chance Craft a Weapon

Righteous vengeance Kill 90 cannibals.

Weaponsmith Made one of every custom weapon

Unexpected Guest Disguise yourself as Mr. Norfolk and assassinate Kalvin Ritter.

Machines do it better Use the Sensen RIP to make robots knock 20 human enemies out

It's all in the details Find all Mnesist memories

Under The Red Hood Shut down this operation.

Smooth Moves Buy 2 Emotes.

Venting Frustration Spend 7 minutes on steam vents

Pest control Find all Scaramechs

Adapting to Circumstance Achieve Weapon Proficiency level 30

Disappearance Complete "A QUIET EXIT" mission.

I AM the Batman! Reclaim your city.

8-hit wonder Perform 40 8-hit Combos

Skewered in Space Impale an enemy into a Decompression Window to cause it to blow out

Bat Out of Hell Complete every Batcycle time trial

From Beyond the Stars Collect and return all spaceship parts.

Boon of the Nomad Find Barrel in Hidden Cave

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

A Mystery, Solved Solve the mystery of Leonora Johnson.

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

“A Shocking Turn of Events” - Rescuer Rescued the Little Sister in “A Shocking Turn of Events”

All in the Family Collected all of the Mysterious Objects.

Show us that grin! Stretch the Alien's face as far as you can.

“The ‘I’ in Team” – Collector Found all collectable Roses in “The ‘I’ in Team”

Drone You Out Defeat 30 Regulator Drone Masters

Handyman Crafted every type of item at least once.

Paradigm of Humanity Reached Level 20 with Neutral Karma

Vault-Tec C.E.O. Collected 20 Vault-Tec Bobbleheads

Just Peachy Collect all the Peaches in the Scroll of Destiny

Leader of the pack Beat a Mourner without beating its supporting sidekicks

The Hurt Mine Locker Kill 10 monsters with one mine

Out of Their League Defeat 45 League of Shadows Assassins and 30 Rocketeers

Bomb squad Deliver 5 bombs in Obliteration

The Spins Perform a barrel roll.

R-E-S-P-E-C-T Pay 100 total respect points in King of the Hill

General of the Army Enter Prestige 1 in Multiplayer while playing online.

No Assistance Required Complete a Special Ops Mission Mode game on Hardened or Veteran with no player getting downed.

Get Up, Mr. Bubbles! Score an Aerial goal while playing in AquaDome