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Skilled Negotiator Complete the Special Ops mission "Negotiator" on Veteran difficulty.

Survived Nightfall Kill the Breeder for the first time in Nightfall in Regular or Hardcore difficulty.

Lead by example Improve 1 attribute in Player Career Mode

Student of History Activate all Iron Lord Artifacts.

Got flair? Score a goal with a Flair Shot in a women's football match

Your tax dollars at work Use a missile to take out a single enemy in 'Danger Close'

Dialed In Customize your loadout in every Open Combat Mission

Nigel The Secretary Go about your secretarial duties.

Stay in attack formation Win 10 Rounds of Battle Station

Phantom Exterminator Kill 5 Phantoms in one game in Nightfall in Regular or Hardcore difficulty.

Rift Incompatible Find Oddman's final resting place.

Slam Jam Stop the car 13 times as Jason.

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

Full Deck Collect all combo cards

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Do you even Exo? Exo Melee kill 10 zombies in 30 seconds in Outbreak.

Onwards! Get 30 kills with the DT-29

Cheapskate Acquire the exo suit without spending any money in Outbreak.

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Improper Behavior Spraypaint all Zombrex posters

Through the Dimensional Rift Defeated Omega.

Rush Hour Get a Double Kill with the RC-XD in Multiplayer

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

Floater Parachute off a Gantry Crane onto the roof of the Harbormaster's Building in 'Precious Cargo'

Betrayal Kill an enemy from behind at close range while disguised by the Sleeper Agent

Spliced Complete the "Wrath of the Machine" raid.

A Joyful Nurse Revive 1996 players as Support in Multiplayer

Required Reading Collect all physical Codex pages in a single save slot (Ancient Gods 1)

Splash Damage Kill 5 AI with a single explosion

Crystal Spelunker Complete World Spear (Ancient Gods 2)

Mental Unblock Get a 350000 Drift Score in Mental Block with Ken's car

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

Lucky Charm Bracelet Acquire all Support Runes in a single save slot (Ancient Gods 1)

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

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

Roll Credits Kill Jason.

Winner Stays Play 5 H2H matches with a friend in Kick Off

Full Master Earn all Gold Medals available in Mastery Challenge

Bring it on Play a single player match with the Competitive Master Switch turned On

Deforestation Kill 15 Seeder Turrets in one game in Mayday in Regular or Hardcore difficulty.

Cross the Threshold Complete Reclaimed Earth (Ancient Gods 2)

Tougher Than Nails Acquire all Sentinel Hammer upgrades (Ancient Gods 2)

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

Trust the process Jump into a Sim match in Career Mode and win it.

Siege the Day Complete Immora (Ancient Gods 2)

Egg-stra XP! Complete the Egg-Stra XP challenge and then destroy a hive in the Onslaught DLC package.

Intuition and Execution Win a penalty shoot-out without missing

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

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