Here is the full list of all 57 Dead Island Definitive Edition achievements.
Complete act 1 with 4 different characters.
Survive 15 consecutive waves with each of the 4 characters.
Loot 5 Exceptional Weapons.
Kill a Ram using tackle skill.
Reach level 50.
Kill a Butcher using an axe.
Explore the entire island.
Use a large medkit to heal an injury of 5% or less.
Kill an Infected with a grenade blast.
Set 5 enemies on fire and then kill them with explosives.
During a single round kill an Infected, Suicider, Ram, Butcher, Floater, Walker.
Survive 10 consecutive waves using only custom weapons.
Kill 250 zombies using firearms.
Survive 15 consecutive waves using the analog combat controls.
Survive 5 waves in each of the 4 Arenas.
Kill 100 enemies with Fury attacks.
Complete act 4.
Heal yourself with a medkit 100 times.
Find 120 collectibles.
Complete act 3.
Customize 25 weapons.
Play with 10 different co-op partners for at least 15 minutes each.
Complete act 2.
Kill 10 zombies in a row with headshots.
Survive 30 consecutive waves with at least one co-op player.
Survive wave 30.
Kill 250 zombies using blunt melee weapons.
Kill 5 Infected in a row with a single blow.
Kill a Suicider with a grenade.
Kill 250 zombies with modified weapons.
Survive 5 waves using only your fists and legs.
Kill 50 human enemies.
Set 10 zombies on fire simultaneously.
Reach level 25.
Find 60 collectibles.
Play in a co-op team of 4 different playable characters.
Kill 25 zombies with your bare fists.
Finish 75 quests cumulatively.
Complete act 1.
Save 5 people besieged by zombies.
Complete 5 quests with 3 co-op partners.
Sever 100 limbs.
Drive a total distance of 10 kilometers.
Create weapons to rival the gods of fire or thunder.
Complete 25 quests while playing with at least one co-op partner.
Travel a distance of 20 kilometers on foot.
Kill 50 zombies using a vehicle.
Use a hammer to kill a series of 15 zombies without taking damage.
Kill 250 zombies using edged melee weapons.
Complete 5 quests in a single co-op game with the same partners.
Reach level 10.
Play any Arena in co-op.
Join another player's game.
Kill a zombie with 10 different melee weapons.
Create a customized weapon.
Breach a locked door with the first blow.
Play Dead Island - Definitive Edition at least 28 days after starting it for the first time.