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