DeterminedKnight

Alright, Alright Survive until round 10 in Infection.

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

Survivor Survive until Round 25 in Outbreak.

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.

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.

Monster Hunter Cleared all hunting quests.

Steel Eater Defeated all AI weapons.

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

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

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

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

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

Kaz Mania Obtained Rank S on a date with Kaz.

King in the North Complete all Final Stand Assignments

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

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

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

Gives me infinite ammo Acquired Infinity Bandana. Never worry about running out of bullets ever again.

Hat Trick Kill 3 aliens with a single shot from the NX-1 Disruptor in Regular or Hardcore difficulty.

Stealth camouflage Acquired stealth camouflage. Never worry about being detected ever again.

Mass Exodus Complete the final Ancestor encounter in Regular or Hardcore difficulty.

MAIN OPS All Rank S Cleared all MAIN OPS missions at Rank S.

Paz's Thoughts Read all of Paz's diary.

Dog Fight Kill a Gargoyle with the Vanguard in Awakening in Regular or Hardcore difficulty.

EXTRA OPS All Cleared Cleared all EXTRA OPS missions.

Eggstra Nemesis! Complete the Egg-Stra XP challenge and then activate a generator in the Nemesis DLC package.

Elite Forces Cleared "Capture the Enemy Base 06" in OUTER OPS using only soldiers.

Sanguine Serum In Zetsubou No Shima, drink fresh Widow's Wine.

The Architect Successfully build all of the Schematics in Mayday in Regular or Hardcore difficulty.

Divine Wind Collected a soldier using a divine wind.

Hit The Ceiling Reach REP Level 70

Mayday Completionist Complete all Challenges and kill the Kraken in Mayday in Regular or Hardcore difficulty.

TBoGT: Past the Velvet Rope Score 80% or above in all missions. (The Ballad of Gay Tony)

Spelunker Find all of the Intel in Awakening.

Ensign Reach round 10 in Carrier.

Inquisitive Mind Find all of the Intel in Mayday.

Completed ZEKE Customized ZEKE's head parts and foot parts with special AI weapon parts.

Costume Collector Obtained every costume.

Big Baller Earn 75,000 points in a single Nazi Zombies game. (Map Pack 2 only)

Not Big Enough In Der Eisendrache, trap and kill a Panzersoldat using the Ragnarok DG-4.

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

TBoGT: Gold Star Score 100% in all missions. (The Ballad of Gay Tony)

All Your Game Are Belong to Us Acquire the Trials Trophy

EXTRA OPS All Rank S Cleared all EXTRA OPS missions at Rank S.

Big Boss Cleared all MAIN OPS and EXTRA OPS missions at Rank S.

The Final Chapter Find all 7 story related intel files in Exodus.

Acted Alone In Verrückt, headshot 20 zombies in the courtyard from the second floor of the Asylum.

Quadratic 0-fault Fusion Factory with the Quad Bike