Zombie Army 4: Dead War

Change your characters appearance, such as with a hat or costume.

Complete Abaddon Asylum on any difficulty.

Complete every campaign level with a full team of four players.

Complete Alpine Blitz on any difficulty.

Complete a level with 5 Gold Level Perks equipped.

Complete Blood Count on any difficulty.

Complete the Campaign on Nightmare difficulty.

Complete the Campaign on any difficulty.

Complete the Campaign on Hard difficulty.

Complete Zombie Zoo on any difficulty.

Complete Damnation Valley on any difficulty.

Complete Dead Zeppelin on any difficulty.

Complete Deeper than Hell on any difficulty.

Complete Rotten Coast on any difficulty.

Complete 12 consecutive Waves and escape from the Horde Map "Graveyard Shift".

Complete Hell Base! on any difficulty.

Complete 12 consecutive Waves and escape from the Horde Map "Caged Fear".

Complete 12 consecutive Waves and escape from the Horde Map "Final Departure".

Complete 12 consecutive Waves and escape from the Horde Map "Frozen in Fear".

Complete 12 consecutive Waves and escape from the Horde Map "The Bitter End".

Complete 12 consecutive Waves and escape from the Horde Map "Villa Della Morte".

Complete 12 consecutive Waves and escape from the Horde Map "Into the Darkness".

Complete 12 Waves and escape from Horde Map 'Undead Wood'

Complete 12 consecutive Waves and escape from the Horde Map "Dead in the Water".

Complete Dead Ahead on any difficulty.

Complete Return to Hell on any difficulty.

Complete All Roads Lead To Hell! on any difficulty.

Complete Meat Locker on any difficulty.

Complete Hell Machine! on any difficulty.

Complete Terminal Error on any difficulty.

Complete Terror Lab on any difficulty

Complete Death Canal on any difficulty.

Complete Molten Nightmare on any difficulty.

Drop a pallet of Artillery Shells on a Zombie

Kill 20 zombies with Electric Punch Special Attack.

Find all Journals, Comics, and hidden Weapon Upgrade Tokens.

Finish a level with 5 or less zombies resurrecting.

Complete 4 level sections without using a medkit.

Earn a Gold Medal on any chapter.

Kill 20+ enemies with 1 explosive.

Get an unbroken 10-headshot streak.

Headshot a Zombie post resurrection.

Kill all Zombie Hand collectibles.

Kill a friend who has resurrected as a zombie.

Kill a Sniper whilst they are jumping between vantage points.

Kill a Suicider with his own explosives.

Kill 3 enemies with one blast from a Preacher.

Kill 5000 enemies of any kind.

Kill 50 enemies that are actively attacking other players.

Kill 50 Zombies in a row without missing a shot.

Kill a Zombie using the Blade Melee Special Attack.

Complete the weapon mastery for 3 weapons.

Complete the weapon mastery for any weapon.

Survive 144 Waves in total.

Perform all Heroic Actions.

Perform 50 Takedowns in total.

Reach Rank 100.

Reach Rank 5.

Reach Rank 50.

Complete 20 waves in a row on any Horde Map.

Reach wave 6 on any Horde Map without picking up a Primary or Secondary weapon.

Revive other players 50 times.

Sever 10,000 limbs.

Kill 5 Heavies with takedowns.

Perform a Takedown on a Blind Screamer.

Get 3 headshots with one bullet.