Bronze 10 heads are better than 1Kill 10 zombies in a row with headshots.
Bronze A taste of everythingKill a zombie with 10 different melee weapons.
Bronze Ah! Spoiled meat!Kill a Butcher using an axe.
Bronze Can't touch thisUse a hammer to kill a series of 15 zombies without taking damage.
Bronze CardioTravel a distance of 20 kilometers on foot.
Bronze Catch!Kill an Infected with a grenade blast.
Bronze Dedicated studentReach level 25.
Bronze First!Kill a Suicider with a grenade.
Bronze Gesundheit!Heal yourself with a medikit 100 times.
Bronze Going steadyComplete 25 quests while playing with at least one co-op partner.
Bronze Gotta find'em allFind 60 collectibles.
Bronze Guns don't kill but they helpKill 250 zombies using firearms.
Bronze Hack & slashKill 250 zombies using edged melee weapons.
Bronze HumanitarianKill 50 human enemies.
Bronze Karma-geddonKill 50 zombies using a vehicle.
Bronze Knock, knockBreach a locked door with the first blow.
Bronze Learning the ropesReach level 10.
Bronze Light my fireSet 10 zombies on fire simultaneously.
Bronze Ménage à troisComplete 5 quests with 3 co-op partners.
Bronze Nearly thereFind 120 collectibles.
Bronze Need a hand?Join another player's game.
Bronze On, no you didn'tKill a Ram using tackle skill.
Bronze One is all I needKill 5 Infected in a row with a single blow.
Bronze OriginalityPlay in a co-op team of 4 different playable characters.
Bronze People PersonPlay with 10 different co-op partners for at least 15 minutes each.
Bronze RagemanKill 100 enemies with Fury attacks.
Bronze Road TripDrive a total distance of 10 kilometers.
Bronze Tae Kwon LeapKill 25 zombies with your bare fists.
Bronze Tis but a flesh wound!Sever 100 limbs.
Bronze To put it bluntlyKill 250 zombies using blunt melee weapons.
Bronze Together in the lightComplete 5 quests in a single co-op game with the game partners.
Bronze Warranty Void if UsedCreate a customized weapon.
Silver Busy, busy, busyFinish 75 quests cumulatively.
Silver I want one of thoseCustomize 25 weapons.
Silver Right 4 LifeComplete act I with 4 different characters.
Silver School of hard knocksReach level 50.
Silver Steam PunkCreate weapons to rival the gods of fire or thunder.
Silver Swing them sticksKill 150 enemies using Analog Fighting controls.
Silver There and back againExplore the entire island.
Gold Rootin' Tootin' Lootin'Loot 5 Exceptional Weapons.
Platinum The Whole World Went AwayCollect all other trophies.