MRBF

Into the Caves of Insanity Find and read all journal fragments in the Main Campaign.

Z-Genocider 2: Genocide Harder Kill 53,596 zombies

An Ounce of Prevention Obtained all equipment.

Swimming with the Fishes In Voyage of Despair, kill 50 zombies that are underwater in a single game

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

Master General Complete every level with The Tactician

Unlock World 7 Unlock World 7

Unlock World 8 Unlock World 8

A Horrible Night To Have a Curse Survive the nightmare

Collector Acquire all items available in normal time attack

Warming the Gloves Make 10 saves in 1 Arena kick-about

Scholar Unlock every base game entry in the Encyclopedia

Escapologist Break out of prison after being arrested - aren't you daring?

The Classics Play Marathon, Ultra and Sprint modes.
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Critical Literature Collect all physical Codex pages in a single save slot (Ancient Gods 2)

NDA Protocol Destroyed the Synthesizer.

Full House Fully upgrade your Gear

Gravity's Rainbow Complete every level with The Physicist

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

Unlock World 9 Unlock World 9

Backwards & Forwards Complete ALL levels in N. Verted mode

Took this thing on a test flight Complete Arcade mode with a custom made ship, at Veteran difficulty level

Spectrum Needler Buddy Acquired Spectrum Gatling, The Needler, and Udder Buddy.

Quarter Finalist Reach the Quarters

Unlock World 10 Unlock World 10

Gourmet Aficionado Order the most expensive item in all restaurants.

Relieved of Command Kill the general commanding the Moscow defenses

Death of Comedy Use every type of novelty weapon on a zombie

I’ve seen some things… In Kino Der Toten, visit every location the teleporter can take you to.

The Time Eater Defeated the Time Eater.

Greenlight Protocol Powered the reactor.

Legend of New Ballbylon Obtain all trophies in BALL x PIT

Unlock World 11 Unlock World 11

Forever Marked Progress the story to unlock.

What? There's nothing wrong with these... Finish the game with the starter sword, bow or shield.

Great Success Gain S+ on all U.S.S. missions on Veteran or Professional difficulty

True Love Found Reunite Aym and Baal with Forneus.

Unlock World 12 Unlock World 12

Tag Hoarder Earn a combined total of 3,000 points in cee-lo, cho-han, koi-koi, and oicho-kabu.

My Power Level is 530,000 World Match - Acquire 530,000 BP.

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

Totally Bombed! Win a Local match against 3+ CPU players after being in a Super Revenge Cart.

Legendary Detective Beat the main story on the highest difficulty.

TownGo Whale Completed all of TownGo's Shop Missions.

Unlock World 13 Unlock World 13

We can kill it... As a Fireteam member, work with your team to kill a Predator

Raising the Bar 【RAID MODE】Be player level 30 when EXP is awarded.

Fashionista Create a fashionable hostess.

Green Energy Produce all electricity without using raw materials.

Mastermind Have a substitute score a goal in Career Mode