Skulltrasher

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)

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

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

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

It's Over Defeat Wolf Sigma in Mega Man X.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Faith in the Fallen Take a leap of faith

Bookwyrm This is proof that you've become quite familiar with the Library. How to obtain this is kind of a secret, but if you take the time to do a bit of reading now and then, you should be pleasantly surprised.

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

Prime Directive Shatter Skeletron Prime.

ARCHIVIST Collect all documents

Street Fighter Complete all Dragon's Teeth Assignments

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Making mountains out of molehills Kill 100,000 enemies.

Chatterbox Sometimes, after you've found a discovery point or when you're at a save point, you have the opportunity to press L3 to initiate a conversation between your companions. This is proof that you've experienced many Things and had a lot of Opinions about them.

Alright, Alright Survive until round 10 in Infection.

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

Real Estate Agent Have all possible town NPCs living in your world.

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

Head Trauma Use every type of melee weapon on a zombie

Obtained the Holy Sword! Acquired the Holy Sword.

Don't burn yourself out Defeated the Keeper

Survivor Survive until Round 25 in Outbreak.

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

Terma-nated Defeated Solomus and the Terma Ten.

Good Listener Found 20 Portable Phonographs.
0/100

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

One with Oblivion Defeated Lambda Theos. Impressive!

A Growing Darkness Reach maximum Dark Balance.

GIR Collector Hit all greens in regulation in an 18 hole round on an official course.

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

Tailor-made Chose a perfectly fitting armor

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

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

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

You Can Pet The Dog Pet a Hellhound in MWZ

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

The Clockwork Tomb Complete the quest: The Clockwork Tomb

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

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Who Were Those Guys, Again? Defeated Veigue, Reala, and Amber.

Skitchin' Reach 200 km/h with the Hoverboard for 10 seconds while grappled to a vehicle

36 Challenges This is proof that you've collected all 36 anomalous orbs. You've poked around in every nook and cranny, you've laughed, you've cried, you've questioned your assumptions... But you made it!

Slip and Slide Perform a twelve-meter blood slide

The Runs Complete a... clean... run of any level using only Squirty Harry

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

Red Faction: Armageddon Master Unlock all Trophies in Red Faction: Armageddon

War Veteran Arcade: cleared any route with difficulty set on hard.