maxumbrella

The Hurt Mine Locker Kill 10 monsters with one mine

Zookeeper Kill the Brawler in Haven without taking any damage

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

Knife Beats Chainsaw His engine roars, but my knife is strong enough to take him out. (Ch.3)

Radio Silence Complete the game without using the radio.

Exo Survivor Successfully complete the Exo Survival Bonus Wave.

Disappearance Complete "A QUIET EXIT" mission.

One Man Army Kill 400 enemies.

Skilled Warrior Defeat a Colossus with a Downward Jump Stab

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

Silent But Deadly Kill 100 enemies with suppressed ammo

Vehicular Manslaughter Destroy 10 Warden vehicles while on the train

Only a Real Master Beat an opponent while they still have 90% health and you have 10% or less health remaining

Liberty City Minute You finished the story in less than 30 hours.

Making New Memories Achieved Making New Memories ending.

Mystery solved Find all the secret files

Hunter-Seeker Find and kill all the most dangerous monstrosities located in dead zones

Hoon-a-tic Rack up 1 million drift points in total.

Feat Fetish Perform every Feat.

Dream Team Complete all the main quests cooperatively with any number of partners

I AM the Batman! Reclaim your city.

Flip Flop "Flip" a map twice.

DLC: Mars: Slimy Death Hit 10 Arachnids with Crabmones.

A Ripple in Time Obtain the item that lies beyond the gate in the sewers in Barry's Episode Three.

Adapting to Circumstance Achieve Weapon Proficiency level 30

Double Trouble - Reach the river in Co-op Made it to the Corinth River in Co-op mode

Journey to the moon Get rid of the five Dark Teensies

It's an Order Mark 100 opponents which were then killed by your co-op partners

Exo Survival Veteran Play 50 Exo Survival Matches.

Revenging Agent Defeated 50 enemies in Tachy Mode.
35/50

Dragon Rider! Complete the "Dragon Slayer" painting

I Don't Have Time for This! It won't stay dead! Better only fight when I have to. (Ch. 7)

Everywhere! Take part at least once in the 4 different Challenges

Bo-Duke-En Hijack 50 vehicles - Dukes style.

Gellin' Like Magellan Explore every hood in Steelport.

Tools of the Trade Assassinate Targets with Ballistic, Accident and Explosion Kills.

Vicious Circle Reach the "Maria" ending.

Autojock Buy all vehicles available for purchase.

Courier Service You completed all 10 package delivery jobs.

Get Your Right Foot Wet Complete a match in Competitive Co-Op mode. (Online co-op only)

Meet the Deadline You made it all the way to the Cauldron Lake lookout in under 30 minutes.

Suspect Reach wanted level (2) Suspect as a Racer

Guardian Angel In the final battle for Okinawa, save Sergeant Roebuck.

The Whites of Their Eyes Complete Sequence 7.

Pinpoint - Kill the Heavy with an StA-14 Killed the Heavy using the StA-14 rifle

Master of the Forest Stand your ground against the Bear at first encounter.

When No One Else Dares Complete The Showstopper.

Up Close and Personal Get 50 melee kills with any weapon.

The Quick and the Dead Kill or incapacitate 50 enemies while time is slowed.

Weaver's Warrior Complete all OSS Secondary Objectives in the main campaign