Riskything

Drop The Kids Off... Flush the Loo

Unstoppable Reached a multiplier of x5 in Frontline

Novice Blacksmith Forged something at the blacksmith.

Surgical Aim Complete 25 Precision Passes

Headhunter As a Fireteam member, get 1000 head shots on AI enemies
0/1000

Leaving a Fine Lookin' Fossil Hold a 'Proud Hero' pose to your demise, dressed in an Excavator outfit

A Better Human Being Recover the Forge Item

Raging Bull Completed all chapters on any difficulty using Sideswipe.

The Highest Office In Classified, reach round 20 without using an elevator

The Doctor is In Use PhD Slider to fall 10 feet and kill 10 zombies at once

Handyman Fix the bomb without letting go

In the direction of deer Save the lost ones from Yggdrasil Way

Unconventional Potato Score an infantry kill in Hot Potato mode

Time Attack In Gorod Krovi, complete Time Attack: Round 20.

A New Dawn Vanquish the Vaal Oversoul.

Pure Rogue Score 50k or more in Rogue Ace mode

Be number 1 Gain the number 1 position in 10 different score charts

First Taste of Victory Clear a game.

Chain Smoking Reached a multiplier of x25 in Survival

Web of Defeat In Zetsubou No Shima, remove webs in every possible way in one game.

Gotta Get Rifty Complete "Rifty Business"

Most Escape Alive In Blood of the Dead, escape

Ragnarok Free every prisoner from the Viking Lands

Bane of norse Save the lost ones from Ymir's Glaciers

Triple Trouble Try for a 3 chain combo!

Window Shopping Let the wind take you through

Overachiever In Origins, complete all 4 Challenges in one game.

20 Windchill Glacier Combine 20 Windchill and Glacier gems

Shut Down Eliminate an enemy mech while its weapons are overheated.

Flyswatter Finished the lift battle in Chapter 2 without taking damage from Insecticons.

PLANET CREATOR Create a custom planet in the level editor.

Sanctified Finish the game in Hard Mode

Fairy King Defeat the Fairy Boss

The Most Dangerous Game Play in a multiplayer match

Zombie Fanatic In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

Chapter II You finished chapter two

Graduation Day Complete an Evolution and claim the upgrades in UT

Shadow on the wall Play with the shadows.

The Boss Unlock all original heroes

The Whole Package Unlocked all game modes

Triple Kill Get a Triple Kill by eliminating 3 enemies within 10 seconds of each kill.

Prestigious Award Attain max level or Prestige with 25 different weapons in Zombies

Zombiepult In Gorod Krovi, launch 10 zombies into the air at the same time.

For The Good Of All In Revelations, the Key must be opened.

A Dark Doorway Recover the Psi Gate

Secret Moustache World Find and complete the Secret Moustache World!

A Sharper Sword Upgraded equipment at the blacksmith.

SO CLOSE Finish a level with less than 0.03 seconds to the next star rating

LUNATIC Finish the game in Insane mode

Illithid Enclave Complete the quest: Illithid Enclave