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Chain Smoker Disable 50 enemies using smoke grenades.

Completed Grounded Mode Plus Completed Grounded Mode Plus

Skeet Shoot Throw an enemy into the air and kill him with gunfire before he lands

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

Chapter 5 Complete Complete Chapter 5 in story mode

Technical Difficulties Kill the NewsWatch 6 team of Tom Dawson, Bud Langley and Sara Stephens

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

Retail Therapy You unlocked the special ability of buying guns from Little Jacob.

Cabin Fever Make it to the cabin in Regular or Hardcore difficulty.

Dragon Slayer Defeat the Armored Dragon Stage 2

Guns For Show Use all guns at least once

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

Fender Bender In Multiplayer, roadkill 5 enemies

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

Under The Red Hood Shut down this operation.

Pitcher Use all throwing weapons at least once

Ghost Vanquisher Defeat 30 Ghosts.

From Beyond the Stars Collect and return all spaceship parts.

Thirsty Fighter Pick up 50 drink items in Scenario Campaign Mode.

Treasure Enthusiast Collect 100 treasures in Scenario Campaign Mode.

Light the Fires! Earn 10 Relics (gold or better).

Got 'Em Destroy all Mr. Raccoons hidden in The Ghost Survivors mode.

Get Your Hands Dirty Complete 'Semper Fi' on Veteran difficulty. (Solo only)

A Mystery, Solved Solve the mystery of Leonora Johnson.

Hara Kiri Kill yourself with Kotal Kahn for 1 round and win the match

Master Conductor - Electrocute 3 Helghast Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun

Veteran Complete the War Stories Under No Flag, Nordlys & Tirailleur on Hard

The Key to Victory Obtain the boot-up key in Scenario Campaign Mode.

Get Rich or Die Trying Have $50,000 current balance in a Special Ops Survival game.

That Was Nice of You Save Rebecca from a Hunter.

Never forgotten Avenge them

Bomb squad Deliver 5 bombs in Obliteration

The Bull You defeated Lawrence Barrett, elite member of a secret mercenary hit squad.

Playing With Fire Defeat 100 enemies with the Flamethrower in Scenario Campaign Mode.

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

Praise the Run Reach full focus and keep it going

Plain Luck Hit three or more enemies with the same weapon in one throw

Motherly Ties Put a grieving mother's doubts to rest.

First Time Director Enter Director Mode for the first time as an unlocked actor.

Zookeeper Kill the Brawler in Haven without taking any damage

Bravo, Rebecca Save Chris using Rebecca.

Bull in a China Shop Cause maximum damage in all Arenas (does not include Practice mode)

All Fall Down Destroy Gravitron 2

Almighty Complete a Test Your Might Tower

Vehicular Manslaughter Destroy 10 Warden vehicles while on the train

Develop the Situation Singleplayer: Complete Running with Wolves...

Forsaken Complete Chapter 1

One Man Army Kill 25 enemies while being dragged from the restaurant, without dying or restarting checkpoint

Aerial Superiority - Kill 5 Helghast while in the air Killed 5 Helghast while airborne using the Jetpack

Konsumed Use 100 konsumables