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