NeoSprtacus

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

Obtained Vessels Acquired a great many vessels

Siege the Day Complete Immora (Ancient Gods 2)

Twisted Pole Obtain the Twisted Pole artifact.

Level Up Level up any of your active skills to level 50 or higher.

The Road Traveled Fulfilled all pacts for Remorse.

Pretty (Devastating) In Pink Use the Spiral Crush Buster to defeat a boss in Mega Man X.

Complete My Secret 1 Complete the hidden puzzle in Sector 4

Through the Looking Glass Completed the scrying ritual ("Witch Hunt" downloadable content)

Survival Skills Complete Dingy Jungle without using a healing potion or losing a life.

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

Witch Hunter Completed "Witch Hunt" ("Witch Hunt" downloadable content)

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

Full Marks Infiltration - Complete all the Challenges

The Boy Who Could Run Complete all Parkour Fever Challenges

Genpei Demon Completed all missions in "The Tengu's Disciple" on Dream of the Demon. (Does not include Twilight or training missions.)
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Walk in the Park Complete the game on hard using hardcore mode

Shifting Earth Found the secrets of all Shifting Earth locations

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

Hypersonic Complete all Secret Encounters in a single save slot (Ancient Gods 1)

Isaac's Tears Kill Isaac with Isaac

Beam Me Up Teleport over 100 meters from a single throw of an Ender Pearl.

Occasio Calva Complete Kairos Gate.

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

I never doubted you! Win 10 Rounds of Infiltration

Trine 2 Hard Earn all Trophies in Trine 2

Silence is Golden You completed The Brigmore Witches without alerting anyone

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

Tablet Trailblazer Awarded for completing 30 Tablet Targets.

Highest Order Hoarder Awarded for discovering 50% of the items listed in the Builderpedia.

Monster Farmer Kill at least 300 of the same type of monster.

Rank - Adventurer Builder! Collect 50 Gold Bricks

Rest Your Weary Fists Kill the Dark Lord (Ancient Gods 2)

Warlock Kill 1000 enemies.

Eating Your Cake Too Finish a 10th run

A New Protagonist Earned the top ranking in the Friendly Match.

9600 BC Completed! Complete the Ancient Atlantis time zone

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

Extraordinary Popular Delusions Had all happiness values above 50

Tournament Time Create and win a Custom Tournament with more than 16 teams

Stylish Sorcerer Acquired 60 selectable raiments.

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

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

Gambler Play Slots 100 times.
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Dark, Dank and Dangerous Find a Dungeon

Year 673 Completed! Complete the Medieval time zone

Rock It! Escape the Workshop

Pandamonium Complete the Panda Plateau secret mission.

Together Till the End Be the last man standing

Interrogo Totus Investigated every suspected and reported to Administrator Ludovico.