Complete 12 consecutive Waves and escape from the Horde Map "Graveyard Shift".
Complete Dead Zeppelin on any difficulty.
Complete Alpine Blitz on any difficulty.
Complete 12 consecutive Waves and escape from the Horde Map "Final Departure".
Complete Damnation Valley on any difficulty.
Complete 12 consecutive Waves and escape from the Horde Map "Caged Fear".
Complete Deeper than Hell on any difficulty.
Complete Blood Count on any difficulty
Complete 12 consecutive Waves and escape from the Horde Map "Undead Wood".
Complete Terror Lab on any difficulty
Finish a level with 5 or less zombies resurrecting.
Survive 144 waves in total.
Reach rank 100.
Complete the weapon mastery for 3 weapons.
Revive other players 50 times.
Find all Journals, Comics, and hidden Weapon Upgrade Tokens.
Kill all Zombie Hand collectibles.
Perform all Heroic Actions.
Sever 10,000 limbs.
Complete the weapon mastery for any weapon.
Complete a level with 5 Gold Level Perks equipped.
Complete the Campaign on Hard difficulty.
Kill 5000 enemies of any kind.
Kill 50 enemies that are actively attacking other players.
Complete every campaign level with a full team of four players.
Perform a takedown on a Blind Screamer.
Reach rank 50.
Drop a pallet of Artillery Shells on a Zombie.
Get an unbroken 10-headshot streak.
Perform 50 Takedowns in total.
Kill 50 Zombies in a row without missing a shot.
Kill 20+ enemies with 1 explosive.
Get 3 headshots with one bullet.
Complete the Campaign on any difficulty.
Complete Hell Machine on any difficulty.
Complete Hell Base on any difficulty.
Complete All Roads Lead To Hell on any difficulty.
Complete Molten Nightmare on any difficulty.
Complete Rotten Coast on any difficulty.
Complete Zombie Zoo on any difficulty.
Earn a Gold Medal on any chapter.
Complete Meat Locker on any difficulty.
Complete Death Canal on any difficulty.
Complete 4 level sections without using a medkit.
Kill a friend who has resurrected as a zombie.
Kill 5 Heavies with Takedowns.
Complete consecutive 12 Waves and escape from the Horde Map "The Bitter End".
Kill a Sniper whilst they are jumping between vantage points.
Kill a Suicider with his own explosives.
Kill 20 zombies with Electric Punch Special Attack.
Complete consecutive 12 Waves and escape from the Horde Map "Dead in the Water".
Complete consecutive 12 Waves and escape from the Horde Map "Villa Della Morte".
Reach wave 6 on any Horde Map without picking up a Primary or Secondary weapon.
Complete consecutive 12 Waves and escape from the Horde Map "Into the Darkness".
Complete 20 waves in a row on any Horde Map.
Change your characters appearance, such as with a hat or costume.
Reach rank 5.
Complete Dead Ahead on any difficulty.
Kill 3 enemies with one blast from a Preacher.
Headshot a Zombie post resurrection.
Kill a Zombie using the Blade Melee Special Attack.
Complete the Campaign in Nightmare mode.
Complete Terminal Error on any difficulty.
Complete 12 consecutive Waves and escape from the Horde Map "Frozen in Fear"
Complete Abaddon Asylum on any difficulty.
Complete Return to Hell on any difficulty.
Complete 12 consecutive Waves and escape from the Horde Map "Hell's Cauldron".
Complete Ragnarök- Part I on any difficulty.
Complete Ragnarök - Part II on any difficulty.
Complete 12 consecutive Waves and escape from the Horde Map "Death Collector".
