Reach Sergeant (Level 10) in Multiplayer while playing online
In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold
In Voyage of Despair, take every fast travel path in a single game
In Voyage of Despair, kill 50 zombies that are underwater in a single game
In Voyage of Despair, acquire the Sentinel Artifact
In Classified, reach round 20 without turning on the power
In Classified, reach round 20 without using an elevator
In IX, Kill a Zombie Tiger with a Brain Rotted Tiger
In IX, acquire Serket's Kiss
In IX, dismember 13 limbs in a single game while in The Pit
In IX have a Challenge banner with all 9 medallions
In IX, survive to Round 20 without opening a gate
Complete the Zombies Tutorial
In IX, kill 9 zombies with a single uncharged shot from the Death of Orion
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
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, kill 3 Stokers via weak-point in a single round
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 Zombie Rush, obtain a Personal Score of 250,000
In Zombie Rush, obtain a Team Score of 500,000
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 IX, defeat the most venerated opponent
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 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)
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, kill 50 Nova 6 Crawlers without letting them explode in a single game
In IX, defeat all 8 challengers summoned by a gong within 5 minutes
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 IX, Get a kill with the Acid Trap in each of its craftable locations
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