Nowitzkey

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

Road Rage Kill 30 enemies by mowing them down with vehicles.

It's Art Find a permanent home for the squirrel statue.

Shelter from the Blizzard Arrived in the desolate mountains.

Ascension Collect 2400 Essence and hear the Seer’s final words

Powered by Steam Collect all the items (Steam Cells) on Airship

The Gift that Keeps on Giving Experienced all 9 Game Modes and all 9 Modifiers of the Mutator.

For the Night is Dark Endurance Co-op Challenge: Clear 3 Enemy Camps at night in a single expedition

Itegami Learn how to use Blizzard.

Hell on Wheels Complete 'Blood and Iron' on Veteran difficulty. (Solo only)

A son of the land... Complete ''Ring of Fire''

Go Pro or Go Home Unlock all the Pro mods on a car (Single Player)

Blessed Acquire all Charms and receive Salubra’s blessing

Grin and Bear it Survive 18 bear attacks and kill the bear each time in Story Mode.

I feel lucky Purified the sword of the unlucky grave robber

Give me the good stuff Buy an item from a merchant's VIP stock

Twin Birdbrains Defeat the twin demons, Lechku and Nechku.

Weapon of the Resistance Acquired a very flexible weapon.

Teamwork Endurance Co-op Challenge: Warm up from freezing by standing next to a campfire lit by your partner

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)

Up to the Challenge 1 Complete 10 challenges.

The Best Around Earn a 100% rating for any War Zone at Challenge IV rating

Communication Skills Endurance Co-op Challenge: Kill 5 enemies that have been marked by your partner

No Furball on the Menu Make your way to shore without being swallowed by the Water Dragon.

Friend to the Ring-bearer Speak with Frodo in Rivendell.

Wulfrun's Bane Defeat the Sorceror Wulfrun.

Information Overload Collect 50 intelligence files

Arkham City Lockdown Defeat every Villain With Batman

All Creatures Great and Small Complete your Animal Tome.

Hang 'em High! Kill 30 enemies while they're suspended in the air with the grappling hook.

Invincible Warrior Kill 50 enemies in a row with inventory weapons without losing health.

Pied Piper Entice 10 Stormtroopers to leap to their deaths with Mind Trick.

Fish annoyer Annoy the same fish 25 times

Alone Time Endurance Co-op Challenge: Spend at least one day more than 60 meters apart

Dockyard Discord Finish the Connection level in "Joe's Adventures."

Mean Streets Eliminated the threat from the shadows.

Singles Master Win a Singles match.

Instigator Start a Spectated Arena Fight in a Settlement

"Teamwork" Endurance Co-op Challenge: Collect an Artifact while your partner is down

Eregion Reforged Build all the Forge Towers in Udun.

Love Them and Leave Them Drive every Car

Platinum Congratulations!

Gladiator school Survive 15 consecutive waves with each of the 4 characters.

Get Away from Her! Endurance Co-op Challenge: Kill an enemy melee attacking your partner

Papercraft Wizard Collect all the papercraft plans in the world

Faster Than Light Achieve a 10x point multiplayer in "Jimmy's Vendetta".

Betrayed By Rage Complete the game and choose the Dark Side ending.

Group Effort Reach rank 25 in any faction

Sayonara Board the Ark of Yamato.

Whole world in his hands Bring balance to both realms