Chrisvaneli

That still only counts as one! Defeat an Oliphaunt as Legolas.

The Watcher Defeat Algos' first form

That one counts as mine! Finish one of Gimli's opponents as Legolas in 'Helm's Deep'.

Groundbreaking Use every interactable and win in a multiplayer match

Campaign Silver Obtain 72 medals on the original Arkham City campaigns (as Batman)

Sound the horn on a Silver Lake Super Jump in the Cavalry Bootlegger Awarded for sounding the horn and successfully landing a Super Jump in Silver Lake driving the Cavalry Bootlegger

Diamond Medal Defeated all bosses using Diamond Knack

Ice To See You Defeat 'Frost Grubber'

Power Struggle Complete Power Plant in the Campaign

Road Block Block an incoming projectile with a Blue Cube.

I'm glad to be with you. Complete a level in co-op. (Story only)

Treasure Hunter Held every weapon and accessory.

Super Move Master Learned all super moves.

Knack Master Completed all chapters on Very Hard difficulty

Ultimate Hero Acquired all trophies.

Campaign Gold Obtain all 108 medals on the original Arkham City campaigns (as Batman)

TLAD: The Lost Boy Become leader of The Lost. (The Lost and Damned)

Dinner at 8 Guide 8 Sacklings to the very end

“Worlds of Hurt” – Expert Rescued the Little Sister in “Worlds of Hurt” in under 15:00, on Medium or higher difficulty

Monster Hunter Hunt 500 large monsters.

Perfect Knight - Day 2 Complete every challenge in Arkham City - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddler's Revenge (as Batman)

Indomitable Hunt 50 tempered monsters.

Arkham City Lockdown Defeat every Villain With Batman

Top Of The Food Chain You successfully killed 20 players with a pistol in a deathmatch.

Complete a 750yd drift inside the Inspiral Car Park Awarded when you complete a continuous 750yd drift inside the Inspiral car Park

Decrypted Complete Jackal Canyon in the Campaign

Just Getting Started Get 100 kills in Quick Match/Ranked Multiplayer.
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Tinkerer Construct 50 Engineering Items

That is a rare gift. Reach the top of Amon Hen without being caught once by Boromir. (Single Player Only)

Giant Crown Collector Obtain a gold crown for 10 or more monsters that appear from low or high rank.

Ultimate Knack Received all trophies

One does not simply... Walk into Mordor.

Complete your 1st Party Round Awarded when you complete the 1st Round of your 1st Party.

You Got The Message You delivered all 30 cars ordered through text message.

Light up the Manhattan Spirit during an Online Challenge Awarded for using the flashing lights of the Manhattan Spirit during an Online Freeburn Challenge or Timed Challenge

Platinum Congratulations!

The best laid plans... Win both Contraption Challenges

Join The Midnight Club You won a multiplayer race without damaging your vehicle too much.

Hey, not too rough Finish the Campaign on any difficulty

Running Up the High Score Complete Extra Life Mode with 10 Extra Lives in your Inventory

Don't tell the Elf... Throw Gimli 30 times.

It won't be that easy! During 'Prologue', jump into the fires of Mount Doom as Isildur.

What are you looking at Daddy-o? Create a customised character.

Overcoming the Nemesis Defeat Nemesis

No More Strangers You've met all the random characters.

Miniature Crown Collector Obtain a miniature crown for 10 or more monsters that appear from low or high rank.

We got this by the ass! Reach a total shot distance of 50km

Every bullet counts Get a 5-for-1 kill with any sniper rifle

Sphere Master Complete a Sphere Grid for one character

Pointy-eared Elvish princeling. Defeat 42 Uruk-hai as Legolas.