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Full Master Earn all Gold Medals available in Mastery Challenge

Electrifying Stun 10 aliens with one stun grenade (or witness another player doing this).

A Joyful Nurse Revive 1996 players as Support in Multiplayer

Wall Jumper Successfully wall-jump 100 times.

Elevate Your Senses! Activate the Fly Trap. (Map Pack 3 only)

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Road to Mastery Unlock a Skill Challenge

That mine you found? Disarmed! Spot a mine which is later defused by another Engineer

Campaign Veteran Complete all single player levels 1-5.

Break Out the Arsenal Fire every weapon and use every item in single player.

The Boy Who Could Run Complete all Parkour Fever Challenges

Solitary Met a strange person in a strange place

Arrowtree- Insane Complete Arrowtree on Insane.

Daily Grind Drink from coffee machine

Switcheroo Complete "Fox Hunt"

Death From Above In Der Eisendrache, kill a zombie while being flung by a Wundersphere.

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Submerged Mystery Capture a mysterious creature lurking beneath the water's surface.

New 'n' Hasty Rescue every Mudokon with an overall Best Time of 3:00:00 or less

Big Spender Buy a soda and candy from vending machine

That’s a lot of Jigawatts! In Der Eisendrache, electrocute 121 zombies.

Against All Odds Mudokon God, Mudokon Saviour

Jeff Gordon NASCAR School Complete the "Jeff Gordon NASCAR School" Special Event.

Smoke And Mirrors, But Without The Mirrors Use a Smoke Grenade to become hidden while at Critical Health.

Main Course Earn all 81 Stamps available in Super Size Career

Break a Few Eggs In single player Story mode, destroy 50 alien eggs using melee.

One Big Happy Family Complete "Face 2 Face"

Vive la Résistance Complete all Connie Resistance Missions

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.

Mesa Dorado- Casual Complete Mesa Dorado on Casual.

Conquer over Isengard Complete the Isengard level in the single player "War of the Ring" Campaign.

Splatter Killed downed enemy with rock

Siege Complete the "Light 'Em Up" Special Ops mission on any difficulty.

Washington Raiders Complete the full Operation Dark Hours raid in a group of eight players.

Deft Digger Capture a creature that loves to dig holes in the ground.

Viva the Violet Complete all Hallelujah Hollow trials

Survival Starter Survive for 30 seconds

Master of Masters Reach master rank 200.

Community Service Complete all Angel Resistance Missions

Supply And Demand Complete all Freddie Resistance Missions

Centennial Acquire 100% of the Stars

Silence is Golden You completed The Brigmore Witches without alerting anyone

Off The Record Complete all Claire Resistance Missions

First Blood Finish a round of Last Stand

GD Parkour Instructor Complete all Parkour Fever Challenges at night

Frequent Flyer In an event, wreck 3 rivals by crash landing a plane.

Commercial Fisherman Be in a game when 6 or more fish are killed with a stick of dynamite

Downforce Completionist Gain all stars in 'Downforce'.

Together Till the End Be the last man standing

Birdseye In a Single Player game, kill a bird with an arrow