GrayCodeEngage

Z-Genocider 2: Genocide Harder Kill 53,596 zombies

Cracker Complete "Cracker" challenge

Topped Off Attain maximum life and mana possible without accessories or buffs.

Fling Me to the Moon In Der Eisendrache, use every Wundersphere twice.

Duet Play an instrument next to another player, who's playing a different instrument

Chill Out Defeat 5 mobs with a single Ice Wand attack.

Specter Officer Reach max level with one class in the Cooperative campaign.

A budding Investigative Mind Completed 5 quests

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.

Fertilizer Man Kill 200 zombies in a single game. (Map Pack 2 only)

Into the Caves of Insanity Find and read all journal fragments in the Main Campaign.

Syngenesophobia Defeat the brothers.

EXTRA: Para Kooleo Survive 20 minutes in The Lycaeum.

Wrapped Up Complete "Thermal"

Cryptozoologist Found the Wolfman

Skilled Adversary In IX have a Challenge banner with all 9 medallions

Come Back To Me Kill a Sectoid who is currently mind controlling a squadmate

Extinguisher In the Sewer map, kill 5 enemies in 1 wave by setting them on fire then extinguishing them

The Ostler's Daydream (Cumulus Velivolus) You saw a cloud that looks suspiciously like the skybeast from Poto and Cabenga.

Arm Race As Winter Soldier, land 3 KOs with a single use of Kraken Impact.

EXTRA: Penshin Facha Evolve the Penshin Fatcha.

Gambler Play Slots 100 times.
6/100

Complete Episode 2 Complete all the chapters in Episode 2.

Collector Acquire all items available in normal time attack

Complete My Secret 1 Complete the hidden puzzle in Sector 4

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

The Pinball Effect Complete "The Pinball Effect" challenge

Critical Literature Collect all physical Codex pages in a single save slot (Ancient Gods 2)

Villains' Vendetta Win the Villains' Vendetta battle in the Mirage Arena.

Katagelasticism Mock the traitor.

Horsepower Completionist Gain all stars in 'Horsepower'.

Ravenous Stud Collector Collect 60,000+ studs in a single streak (no more than a 2 second gap between each stud collected)

Pandamonium Complete the Panda Plateau secret mission.

Bookworm Bookworm - Found all journals

The architect Finish Mission 5

Lambda Angelus in 60 Seconds Defeated Lambda in the final battle in a minute or less.

Elements Completionist Gain all stars in 'Elements'.

Provocateur Collected and assembled the Battledress of the Provocateur. ("Leliana's Song" downloadable content)

Hoarder Have a total of at least 250,000 points in Echoes Mode's total high score

I've not seen such bravery! Complete all Trophies in Gauntlet™

Took this thing on a test flight Complete Arcade mode with a custom made ship, at Veteran difficulty level

World Peace... For Now Beat the game on all difficulties.

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

A Mere Shell Defeat the Vanitas Remnant.

Big Brawler Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)

Death of Comedy Use every type of novelty weapon on a zombie

9600 BC Completed! Complete the Ancient Atlantis time zone

Year 673 Completed! Complete the Medieval time zone

RPM Completionist Gain all stars in 'RPM'.

Rank - Adventurer Builder! Collect 50 Gold Bricks