ErikGamet

When the Revolution Comes In Buried, return to processing.

You Have No Power Over Me In TranZit, defeat "him" without being attacked by "him".

Fuel Efficient In TranZit, use an alternative mode of transportation.

Ectoplasmic Residue In Buried, acquire a perk for free.

Candygram In Buried, make a candy delivery.

I Don't Think They Exist In TranZit, kill one of the denizens of the forest while it is latched onto you.

Shifting Sands Gather intel on Raul Menendez from Mullah Rahmaan.

Gathering Storm Investigate the jungle facility.

Gun Nut Complete a level with customized loadout.

Just Gettin' Started Complete 1 challenge in any level.

No Man Left Behind Rescue Woods.

Big Leagues Start the Campaign.

GG Bridge In Mob of the Dead, survive an entire round on the bridge on round 15 or higher.

No One Escapes Alive In Mob of the Dead, execute the escape plan.

Acid Drip In Mob of the Dead, convert a weapon using a kit.

Feed the Beast In Mob of the Dead, obtain Hell's Retriever.

Paranormal Progress In Mob of the Dead, open a door without spending points.

Flathead Find and complete first Tallneck.

There's Gold in them Bricks Collect first Gold Brick.

Too Early to Celebrate Complete the Prologue.

Welcome to the Club Reach Sergeant (Level 10) in multiplayer Public Match.

Time for a field test. Use your Abilities 2000 times
2000/2000

They're super dead! Get 1000 Headshots
1000/1000

Time in a Bottle Kill 3 enemies while using technostasis
3/3

John Silver's Crew Kill 3 M4D-5 robots in a row while they're hopping on one foot
3/3

Weird Science Get into the ORB lab

Murderous Beauty Kill Twins

Kommunism 2.0 Find out the AoCʼs secret

Dew Point Kill Dewdrop

Freedom Reflex Explore Pavlov

Lord of War Collect all weapons
12/12

Scanner Scan all mobs
22/22

Medical Checkup Get to a hospital

Clean-up Complete all testing grounds
8/8

More Than Profit Find all Lootyagins
24/24

Explorer Find all the testing grounds
8/8

Curtain Finish a theater performance

Showʼs Over Kill Natasha

Medium Rare Kill Belyash

The Great Inventor Upgrade a weapon to the maximum level

Quite an Achievement Clear the VDNH complex

Plyusch Rush Kill Plyusch

Avatar Kill 10 burning enemies, 10 electrified enemies, and 10 frozen enemies
30/30

Weapon Master Create five types of weapons
5/5

Lefthand Mastery Fully upgrade one skill tree

Hothead Get 25 kills with headshots using the PM
25/25

Make It Go Round Kill Hedgie

Tickets, Please! Take a train at the Lesnaya Maglev train station

Pistils and Stamens Get out of Vavilov

Assimilation Procedure Interrupted Donʼt let a sprout grow into a mutant