Lewbotron

Gong like the Wind In IX, defeat all 8 challengers summoned by a gong within 5 minutes

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

Taking Flight In Gorod Krovi, ride a Dragon.

Bio-android Training Completed training with Cell!

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

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Der Meisterbogenschuetze In Der Eisendrache, obtain all of the ancient bows.

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Android Training Completed training with #18!

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

You Can Pet The Dog Pet a Hellhound in MWZ

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

High Wire Act Kill 10 enemies while using a zipline

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

A Little Pack Here, a Little Punch There In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

High Score In Zombie Rush, obtain a Personal Score of 250,000

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Perkaholic Have 9 perks active at the same time in MWZ

Undiscovered Truths Find all the intel hidden in Nightfall.

I've Got This Acquire all upgrades

Give Them Something to Believe Complete New Game Plus

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

Fusion Training Completed training with Gotenks!

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

World Champ Training Completed training with Hercule!

Multiplicitous In Zombie Rush, get your score multiplier up to 100

Come On And ... Slam 10 zombies at once in Outbreak.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

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

Survivor Survive until Round 25 in Outbreak.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

ARCHIVIST Collect all documents

141 Ready Complete the campaign on Veteran

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

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)