GYTPOW

Master of the reliquary Gather all the fingers of Frankenstein

Biomech Sweeper Complete "Biomech Sweeper" challenge

Torque Completionist Gain all stars in 'Torque'.

Got Your Back Revive your Co-Op partner 10 times.

Last Blood At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do

Thanatophobia WITHOUT using the Architect, complete the game dying 15 times or less

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Salutatorian Achieve an Overall Evaluation grade of B

Making mountains out of molehills Kill 100,000 enemies.

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

Route 66 Racer Drove for a total of 2,451 miles (approx. 3,945km), the length of the USA's famous Route 66

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Battle Master Only winners can attain such beauty. Win 30 matches online and I may share my beauty secrets.

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

Head Trauma Use every type of melee weapon on a zombie

Three For The Road In the pursuit of strength, one must have a goal! In Endless Battle win 3 matches in a row.

Feel the Beat, Y'all! Complete "Feel the Beat, Y'all!" challenge

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Super, Man! To battle is to win a fight with overwhelming strength! Show me you can do 100 Super Combos!

The River Complete "The River" challenge

Can you dig it? Complete "Can you dig it?" challenge

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

By the Skin of Your Teeth Reach the finish line and win with 1% or less of your fuel remaining.

Nemesis Complete "Nemesis" challenge

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift

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

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

Let the Dog Out Complete "Let the Dog Out" challenge

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

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Damage Control Earn an A Rank in all 5 rescue missions

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

Valedictorian Achieve an Overall Evaluation grade of A

New Threads Use a new Title and Icon, and fight in one online match. Right on!

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

Man Locked Up Complete "Man Locked Up" challenge

Elite Frame Runner Collect all trophies

The epitome of Super Earth Complete all Trophies.

Test Subjects Use sheep as test subjects in 6 levels

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

A Fighter is Born Complete all lessons in Tutorial.

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.

Steamroller Achieve a win streak of 5 ranked online games.

AMG Completionist Gain all stars in 'AMG'.

Slumming Complete all the Midtown missions in a single player campaign.

Hellish Honor Achieve an S Rank on all missions (any difficulty or character)

King of Bling Earn ALL of the Clear Gems

Unchallenged Champion Complete all lessons for a character in Combo Challenge.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Ergophobia Earn every other trophy.