Skulltrasher

Waste Not, Want Not Get 3 solo kills with a single clip of Reaper's shotguns in Quick or Competitive Play.

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

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

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

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

Conqueror of the Arena Won 50 times on PlayStation®Network.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

You Died Alot Get killed by Jason 100 times.

Never Speak of This Again Finish Extermination

Just Another Day at the Office Complete the campaign for the first time

Time Master Completed Singularity on Hard Mode

Speed Racer Finish Clown Prix in 140 seconds or less.

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

Lionhearted (100 titles) Acquired 100 different titles for Cheria.
Just a little more! Note: Excludes bonus costume titles.

Moocifer Create a Cow Demon

Taking Flight In Gorod Krovi, ride a Dragon.

New Superpower Complete all China Rising Assignments

Hey, Catch! Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

Bulldozed In Ground Control, crush 25 enemies while driving the tank

Requiem of the Forgotten Kingdom Complete the Forgotten Kingdom Story

Infinity Defeat Dr. Infinity

Epithetologist (100 titles) Acquired 100 different titles for Pascal.
Just a little more! Note: Excludes bonus costume titles.

Stalwart Barbarian Performed a wall hit 50 times.

Still counting Attain a Time Trial star rating of 50

Duct Tape FTW Create all combo weapons

Nemesis Meet Skullface

The Original Demon Completed all missions in "The First Samurai" on Dream of the Demon.
0/11

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

No-hitter Ranked Match: won 10 times with Ezio.

Airstrike master Get maximum Airstrike upgrade level

Unbelievable metabolism Upgrade health regeneration level to maximum

I'm so special Learn all Special Form upgrades

T.H.R.E.A.T. Eliminated Survive 3 turns in the THREAT Room with every hero.

Shot Blocked Shoot the gun out of the air in 'Flashpoint' before a terrorist catches it

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

Mother My Brain Hurts Discovered the strange E99 specimen and what it morphs people into

Mutt And Jeff Asked a companion to be the Bad Inspector.

Homicidal Kill the guide, you monster.

Richard the Redeemed (80 Titles) Acquired 80 different titles for Richard.
Just a little more! Note: Excludes bonus costume titles.

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Shooting master Get maximum Shooting upgrade level

The best soul collector Collect 50 000 000 souls

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

Bowling For Bad Guys Defeat 100 enemies with Rev Roll.
1/100

Katz Person You must really love Katz to have collected so many Katz Spirits!
That's the spirit, meow!

In Seventh Heaven Reached overall happiness of 77

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

Melee master Get maximum Melee upgrade level

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

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