In IX, survive to Round 20 without opening a gate

In IX, defeat the most venerated opponent

In IX have a Challenge banner with all 9 medallions

In IX, dismember 13 limbs in a single game while in The Pit

In IX, defeat all 8 challengers summoned by a gong within 5 minutes

In IX, acquire Serket's Kiss

In IX, Kill a Zombie Tiger with a Brain Rotted Tiger

In IX, Get a kill with the Acid Trap in each of its craftable locations

In IX, kill 9 zombies with a single uncharged shot from the Death of Orion

In Voyage of Despair, complete the Trial

In Voyage of Despair, survive to round 20 without draining the water

In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game

In Voyage of Despair, kill 9 zombies via Catalytic Detonations in a single game

In Voyage of Despair, take every fast travel path in a single game

In Voyage of Despair, kill 3 Stokers via weak-point in a single round

In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold

In Voyage of Despair, kill 50 zombies that are underwater in a single game

In Voyage of Despair, kill 9 enemies with a single shot of the Kraken

In Zombie Rush, get your score multiplier up to 100

In Zombies Rush, obtain a Personal Score of 250,000

In Zombies Rush, obtain a Team Score of 500,000

In Voyage of Despair, acquire the Sentinel Artifact

Attain max level or Prestige with 25 different weapons in Zombies

In Blood of the Dead, escape

In Blood of the Dead, revive another Player with a shield

In Blood of the Dead, forge a Magmagat

In Blood of the Dead, complete a Gondola ride with the Warden

In Blood of the Dead, reach Round 20 without leaving the West Side of the island

In Blood of the Dead, kill the max number of zombies with Hell's Redeemer before it starts to return

In Blood of the Dead, kill the Warden with the Blundergat, Acidgat, and Magmagat in a single game

In Blood of the Dead, feed a wolf head from the Gondola, Citadel, and Model Industries in a game

Gift a Mystery Box Wonder Weapon to a teammate and have them accept it

Use PhD Slider to fall 10 feet and kill 10 zombies at once

Acquire every perk in a single game

Level up all 8 Special Weapons to Stage 3

Reach Sergeant (Level 10) in Multiplayer while playing online

Reach Commander (Level 55) in Multiplayer while playing online

Win 50 games in Multiplayer

Earn 10 medals that are based on Special Issue Equipment

Earn 10 medals that are based on Special Issue Weaponry

Win Blackout

Win 10 Blackout games

In Blackout, unlock Battery, Ruin, Firebreak, Seraph, Nomad, Prophet, Ajax, Crash, Torque and Recon

In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

In Blackout, unlock Reznov, Mason, Woods and Menendez

Complete all 10 Specialists Tutorials

Earn a Star with each Specialists

Acquire 100% of the Stars

Win 1 Skirmish with each Specialist (10 total)

Unlock all intel (videos and audio files)

Complete the Zombies Tutorial

In Blood of the Dead, equip Hell's Retriever, Spoon, Blundergat, and Tommy Gun at the same time

In Classified, retrieve and equip the Project Skadi prototype

In Classified, shatter 115 zombies in a single game

In Classified, kill 115 zombies with electric traps in a single game

In Classified, reach round 20 without turning on the power

In Classified, kill 50 Nova 6 Crawlers without letting them explode in a single game

In Classified, reach round 20 without using an elevator

In Classified, while in last stand use a teleporter and then get revived in a single game

In Classified, kill 50 zombies while affected by Nova 6 Crawler gas in a single game

In Classified, complete 5 consecutive rounds without leaving the war room elevator in a single game

In Classified, use a teleporter 7 times in less than a minute in a single game

In Dead of the Night, defeat the evil within

In Dead of the Night, use every crafting table

In Dead of the Night, create Prima Materia 3 times

In Dead of the Night, kill a Werewolf in the Library with a revolver

In Dead of the Night, shrink 15 zombies with a single shot from Alistair’s Annihilator

In Dead of the Night, stay within the clock circle until the time runs out

In Dead of the Night, electrocute a Werewolf

In Dead of the Night, get bitten by a Crimson Nosferatu

In Dead of the Night, unlock the Forest by round 7

In Dead of the Night, stake a Nosferatu in the Dining Room

In Ancient Evil, finish what was started

In Ancient Evil, survive the first 20 rounds without leaving the interior of the Temple of Apollo

In Ancient Evil, fully reignite the Eternal Flame by round 15

In Ancient Evil, impale 8 zombies with one charged attack from the Hand of Gaia

In Ancient Evil, drag 15 zombies to the underworld with one charged attack from the Hand of Charon

In Ancient Evil, incinerate 20 zombies with one channel attack from the Hand of Hemera

In Ancient Evil, fling 20 zombies with one channel attack from the Hand of Ouranos

In Ancient Evil, free the Eagles without switching weapons

In Ancient Evil, kill a Gegenees using only Apollo's Will

In Ancient Evil, complete all the Primordial God Trials

In Alpha Omega, begin Nikolai’s Grand Scheme

In Alpha Omega, survive the first 20 rounds without leaving Security Checkpoint

In Alpha Omega, construct all Ray Guns in a single match

In Alpha Omega, kill 11 zombies with 5 different traps in a single match

In Alpha Omega, unlock the Pack-a-Punch machine by round 5

In Alpha Omega, kill 115 zombies with Galvaknuckles in a single match

In Alpha Omega, buy all 4 perks in any order in 35 seconds or less

In Alpha Omega, stun 10 zombies at once with the Ray Gun Mk. II-V

In Alpha Omega, construct a Ray Gun

In Alpha Omega, kill 15 Jolting Jacks on rooftops with grenades in a single match

In Tag Der Toten, Ascend from Darkness

In Tag Der Toten, freeze 10 zombies at once in a single match

In Tag Der Toten, kill 5 Hellhounds with snowballs in a single match

In Tag Der Toten, use all ziplines without killing an enemy or going into last stand

In Tag Der Toten, open all paths without turning on the power

In Tag Der Toten, break the jar on top of the lighthouse with the Strife

In Tag Der Toten, light up all the totems in a single match

In Tag Der Toten, pack a weapon at all PaP locations in a single match

In Tag Der Toten, ring all four bells with thrown snowballs in under 12 seconds

In Tag Der Toten, find the secret