skatekiller

Snow Angel Execute the forest sniper in 'Frozen Tundra' with a takedown

Hitchhiker Defuse the bomb on the truck in 'Gora Dam' while it is in motion

Speedrunner Win a run in 12 or fewer rounds

Electric Whisper Learn how to craft Electric Arrows

100 Yen Clear the Arcade mode on Hard difficulty or higher.

Boss Mansion Area Maze Clear all Boss Mansion Area Maze Stages.
0/100

Let's Play Complete the first Horde Mode Mission

Yo, Adrian! Find something worth punching!

Research and Development Upgrade the Rarity of one common vehicle of the HOT WHEELS™ - Batman Expansion.

Salute Me Achieve the rank of Lieutenant.

Sleuth Unlock all intel (videos and audio files)

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Hearty Have 9HP at one time

Hey, Catch! Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

Speed Racer Finish Clown Prix in 140 seconds or less.

Is everyone here? Unlock all characters from the original roster.

New Superpower Complete all China Rising Assignments

The New Time-Master Beat all of Nefarious Tropy's times in Time Trial Mode.

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Shot Blocked Shoot the gun out of the air in 'Flashpoint' before a terrorist catches it

Still counting Attain a Time Trial star rating of 50

How Can I Help You? Use a phone booth at Chelomey

Bowling For Bad Guys Defeat 100 enemies with Rev Roll.
0/100

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Escape Artist Successfully extract 25 times in Hazard Zone

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Helpful Stranger Revive a player from a different Squad in MWZ

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

Invincible Get 99 or more extra lives.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

The third faction Rescue all the Buddies from their respective predicaments

Nahantu Sightseer Explore all of Nahantu.
0/100

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Street Fighter Complete all Dragon's Teeth Assignments

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

ARCHIVIST Collect all documents

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

You Can Pet The Dog Pet a Hellhound in MWZ

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.