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