Kevvaks1

Two's Company, Four's a Party Complete any Adventure level with 4 players.

Burgertown Escort Service Rescue 1 survivor in Infection.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Gear Five! Reach Ultimate Vault Hunter level 5.

Come On And ... Slam 10 zombies at once in Outbreak.

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

Fatso Be stuffed to bursting for two days.

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Guac is Extra Find Dave the Burrito.

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

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

Street Fighter Complete all Dragon's Teeth Assignments

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

That Party was Ace Ace every Adventure level in The Journey Home.

Alright, Alright Survive until round 10 in Infection.

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Survivor Survive until Round 25 in Outbreak.

Collector Loot 10 Superior or Custom items.

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

You Can Pet The Dog Pet a Hellhound in MWZ

Finale Unlocked the Ending Movie

Untouchable Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

Sack the Postman Post all 6 invitations for the party.

High Wire Act Kill 10 enemies while using a zipline

Annihilation Get 100 Elite Zombie Eliminations in Zombies

Monster Hunter Cleared all hunting quests.

Anorectic Starve for three days.

Steel Eater Defeated all AI weapons.

Nightfall Completionist Complete all challenges and kill the Breeder in Nightfall in Regular or Hardcore difficulty.

No Mo' Modi Get out of jail, but not for free

MAIN OPS All Rank A Cleared all MAIN OPS missions at Rank A or higher.

Turnabout is Fair Play Kill 50 Cryptids with the Venom-X weapon in Nightfall in Regular or Hardcore difficulty.

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

Perkaholic Have 9 perks active at the same time in MWZ

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

Kaz Mania Obtained Rank S on a date with Kaz.

Firestarter Get jailed in Skalitz.

King in the North Complete all Final Stand Assignments

Insanity III Complete all three games in Mass Effect Legendary Edition on Insanity without changing difficulty

Insomniac Don't sleep for two days and nights.

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

Brand Equity Complete any manufacturer challenge category.

Not One Inch In Gorod Krovi, complete a Lockdown Event.

Upping the Ante Kill the Kraken using a Relic in Mayday in Regular or Hardcore difficulty.