Infextious

Proper Penance Crawl for 500 meters

Fivepeat This is your real power, child? Show me it's not luck by winning 5 Ranked Matches in a row!

Combo Machine Perform 20 auto combos. (Arcade/online only)

Going Up… In The Darkest Shore, unlock the Ubersprengen.

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

CAUTION, Don't Cut Complete a stage without damaging your car

Finale Unlocked the Ending Movie

Boys Club Beat an Echo Six Expansion Pack mission with the 3 male characters in your party.

Burning Inside Kill another player with Crucible in a Foundry Versus Match

Well, That Wasn't So Hard Complete all Team Adventure chapters on Hard difficulty.

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

Pit Master Discover and fight Hidden Kombatant 3 in Arcade Ladder

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Hell Hath No Fury… Finish the game on Dante Must Die Mode with any character

Bloody Hell Complete Bloody Palace Mode

Heaven Can Wait Finish the game on Heaven or Hell Mode with any character

Thoroughly Baptized Spend 10 minutes underwater

Celestial Earn every star in Team Adventure Mode Chapter 6.

Supernova Earn every star in Team Adventure Mode Chapter 7.

LEGACY Complete all recordings

Birth of An Abomination Complete Root of All Evil

Reaper Defeated the Harvester ("The Golems of Amgarrak" downloadable content)

Star Power Earn every star in Team Adventure Mode Chapter 5.

Derailed Complete The Places We’re Meant to Die

Can You Feel The Sunshine? Earn every star in Team Adventure Mode.

Worst Nightmare Master the Worst Nightmare Dark Knight track

Leave no Dead Man Behind Kill every zombie in the Park before leaving.

Bigger They Are Complete Longest Yard

Platinum Trophy Unlock all trophies

Flipper Flip the level 6 times in Protector mode

Blitzkrieg Complete the single player campaign in under 12 hours.

Welcome to The War Play and complete your first Ranked Match in standard Deathmatch mode

Supreme Commander Completed all chapters on any difficulty using Optimus Prime.

Delivery Specialist Deliver all 5 virus samples for your team in Dispatch's Biohazard Mode

Right on Time Earned Gold in all Time Rallies in Mission Challenge

Let Lounging Lickers Lie Do not wake up Lickers in the Atrium encounter in By the Trail of Our Dead

Cagophilist Collect all of the Team Adventure Mode Keys.

Let it Snow Receive the Extreme Environment Suit (XE Suit)

When in Doubt... Set the fastest time on a stage with high surface degradation

Legend of the Dark Knight Complete all Dark Knight challenges

Keep Fighting Killed your first Biobot!

Boosted! Hold Super Boost for 15 seconds in Protector mode

Divided We Fall Complete an Echo Six Expansion mission with no human player incapacitated from death or infection.

Drilling for Justice Assemble the cryonucleation tunneller - the cryodrill

Rocket Socket Kill 5 enemies with Rocket Launcher

Metal Head Upgrade a song at the Tapesmith

Data Miner Collect all data packs

Speed Painter Unlock all of the Vehicle Paint Kits.

True Miniature Crown Collector Obtain a miniature crown for almost every monster in your hunting log.