Survive 15 consecutive waves with each of the 4 characters.
Set 5 enemies on fire and then kill them with explosives.
Kill enemies of 6 different types during a single round.
Survive 5 waves in each of the 4 Arenas.
Survive wave 30.
Survive 30 consecutive waves with at least one co-op player.
Survive 10 consecutive waves using only custom weapons.
Survive 5 waves using only your fists and legs.
Survive 15 consecutive waves using the analog combat controls.
Play any Arena in co-op.
Loot 5 Exceptional Weapons.
Explore the entire island.
Complete act I with 4 different characters.
Reach level 50.
Find 120 collectibles.
Kill 250 zombies using firearms.
Use a large medkit to heal an injury of 5% or less.
Set 10 zombies on fire simultaneously.
Kill an Infected with a grenade blast.
Kill a Ram using tackle skill.
Find 60 collectibles.
Kill a Butcher using an axe.
Kill a Suicider with a grenade.
Customize 25 weapons.
Kill 150 enemies using Analog Fighting controls.
Kill 5 Infected in a row with a single blow.
Play in a co-op team of 4 different playable characters.
Kill 10 zombies in a row with headshots.
Use a hammer to kill a series of 15 zombies without taking damage.
Complete act IV.
Sever 100 limbs.
Complete act III.
Play with 10 different co-op partners for at least 15 minutes each.
Heal yourself with a medkit 100 times.
Save 5 people besieged by zombies.
Complete 25 quests while playing with at least one co-op partner.
Kill 250 zombies using edged melee weapons.
Finish 75 quests cumulatively.
Complete act II.
Drive a total distance of 10 kilometers.
Reach level 25.
Breach a locked door with the first blow.
Kill 50 human enemies.
Kill 100 enemies with Fury attacks.
Create weapons to rival the gods of fire or thunder.
Complete act I.
Kill 250 zombies with modified weapons.
Kill 50 zombies using a vehicle.
Kill 250 zombies using blunt melee weapons.
Create a customized weapon.
Travel a distance of 20 kilometers on foot.
Reach level 10.
Complete 5 quests with 3 co-op partners.
Complete 5 quests in a single co-op game with the same partners.
Kill a zombie with 10 different melee weapons.
Join another player's game.
Kill 25 zombies with your bare fists.
Play Dead Island at least 28 days after starting it for the first time.
