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Great Explorer Trigger a total of 50 route changer Power Plays.

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

Cat's nine lives Gain 9 Extra Lives

Good Merchant Sell 20 items for the perfect price

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

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Saver Collect more than 5000 gold

Fodra Queen in 60 Seconds Defeated the Fodra Queen in a minute or less.

Out Of Reach Get an online form of 25 or better.

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Avenged Confronted the culprit behind the Vael family's murder. ("The Exiled Prince" downloadable content)

Memento Gave Sebastian a family heirloom. ("The Exiled Prince" downloadable content)

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

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

James' Ladder Look for what is not visible

Head Trauma Use every type of melee weapon on a zombie

1000 kilometers Drive a total of 1000 kilometers.

A Winner Is You! Play Rapid Fly Zone Force for 2 Minutes.

Fully Improved: Summer Fully improve Summer's Sanctuary.

Crystal Clear Mow down all weed patches in the world in Story mode
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Donut Mess with a Cop Unlock Officer Dick.

World Beater Get an online form of 1.

Deadeye Score 100 headshots with your bow.

Dark Offering Make an offering to The Bone Lord.

What Ever Happened to Jane Salma? Find Salma before the murderer

Fire Walk with Me Find solace... or not

The Universe's Machine Epsilon The Universe's Machine Epsilon

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

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Full Arsenal Buy all upgrades for all characters (Green nodes).

"This is too much power for one person." Collect all Red Bricks
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Like a glove… Finish trial #6 with 3 hearts left without picking up a spell.

Mode master Win an online game of every mode in every difficulty at least once.

Game Clear: Chaos Completed the game on the Chaos difficulty setting.

This is a Lock This is a Lock

Supernova Get 3 stars on each of the first 14 Echoes

Two is Better than One Buy all coop upgrades.

Air Support Master Destroy 100 BHolders in The Missing Link’s and B.O.B.’s levels in Coop.

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

Rookie Mistake Make 10 misplays in a single Kaycee's Mod run.

Skill Swap Train Kinu and Kane

I Come in Peace Slap every alien creature at least once. I suppose that counts as "first contact".

That Party was Ace Ace every Adventure level in The Journey Home.

Sacred Meeting You spoke to the Radiant Youth in the Mournweald.

Complete Episode 3 Complete all the chapters in Episode 3.

Maximum Attraction Tractor Beam 50 enemies in The The Missing Link’s and B.O.B. levels in Coop.

Gerald of Riviera Wait a second... I'd recognise that voice anywhere!

Save some room Finish trial #20 one unit below the zapper.

Going to the Vet Earn the "Veteran" Challenge Collection.
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To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.