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Conservation Extract all wild animal species.

Garden Crazy Complete a Garden Ops match on Crazy Difficulty

It's Chilly in Here Break both elevator window panes.

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

Deadly Nightshade Poison Ivy must defeat any opponent with the final hit coming from Kiss of Death

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

Ghost ships are just a myth, right? Found all Pictures

A Night at the Mansion Get 8 transmorphed bunnies to dance on screen at once.

Dark Reflections Fulfill the 'Dark Reflections' Prophecy

Undertaker In The Final Reich, kill the Bomber with the shovel.

Dinner at 8 Guide 8 Sacklings to the very end

One Step Ahead Batman must defeat any opponent with the final hit coming from Cape Parry or Cape Counter

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

Don't Fear the Reaper 3 Defeat Giltine Grim (of the Grim Sisters)

Arkham City Lockdown Defeat every Villain With Batman

Great Demon World Forest Complete Act 4 - Chapter 4 on any difficulty setting

Ghost Hunter Complete Act 4 - Chapter 3 on any difficulty setting

Why Aren't You Laughing? Joker must defeat Batman with the final hit coming from Not So Funny Is It?

Combo Expert Achieve an "Amazing!!" combo.

Old-Schooled Beat Mr. and Ms. Y.

Hipster Collect a total of 50 pieces of Epic Gear, excluding shaders

Close Combat Specialist Kill 100 enemies with melee attacks.

Eddie Is Back Complete Eddie's Challenge

What Does This Button Do?? Complete Arcade Ladder without blocking (allowed to continue)

Veteran Main character learned a specialization

Instigator Start a Spectated Arena Fight in a Settlement

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)

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

I've Brought You A Gift Defeat the Soul Arbiter

Vrooom! Maintain sprint speed for 30 seconds.

Warp Mastery ME1: Use biotic Warp 25 times

Principled ME1: Accumulate 75% of total possible Paragon or Renegade points

I just love them! Win all the creatures

Suburban Nightmares Complete Act 4 - Chapter 5 on any difficulty setting

One True King Awarded for achieving 100% completion.

Lovers Quarrel Green Arrow must defeat Black Canary with the final hit coming from Target Practice

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

Skelly's Last Lamentations Earn the second of Skelly's prizes

Flat Lust Defeat Justine

Justine For All Complete Act 4 - Chapter 6 on any difficulty setting

Harsh Conditions Fulfill the 'Harsh Conditions' Prophecy

Barrier Mastery ME1: Use biotic Barrier 25 times

Hackett's Quarry Massacre Killed everyone

Stay Down Knock an opponent into an Arena Transition 25 times

QForce Master Unlocked for earning the rank of Master.

No Longer Friends Cyborg must defeat Robin with the final hit coming from Apokolips

Thorn of Thanatos Get 30% bonus damage with the Pierced Butterfly

Activation Activate the Remnant city.

Not All Miss In multiplayer, defeat 3 enemies within one Vanguard usage 5 times.

Reins of History Faced Doctor Cid.