Here is the full list of all 48 Dead Island achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Play Dead Island at least 28 days after starting it for the first time.
Complete act 1 with 4 different characters.
Kill 150 enemies using Analog Fighting controls.
Kill a Ram using tackle skill.
Reach level 50
Play with 10 different co-op partners for at least 15 minutes each.
Explore the entire island.
Set 10 zombies on fire simultaneously.
Complete 5 quests with 3 co-op partners.
Heal yourself with a medkit 100 times.
Find 120 collectibles.
Complete 25 quests while playing with at least one co-op partner.
Loot 25 Exceptional Weapons.
Complete act 4.
Kill a Suicider with a grenade.
Kill an Infected with a grenade blast.
Use a hammer to kill a series of 15 zombies without taking damage.
Customize 25 weapons
Use a large medkit to heal an injury of 5% or less.
Complete act 3.
Kill 100 enemies with Fury attacks.
Kill 10 zombies in a row with headshots.
Kill 5 Infected in a row with a single blow.
Kill 250 zombies using firearms.
Find 60 collectibles.
Finish 75 quests cumulatively.
Kill a Butcher using an axe
Complete act 2.
Kill 25 zombies with your bare fists.
Kill 250 zombies using edged melee weapons.
Kill 250 zombies with modified weapons.
Kill 50 human enemies.
Reach level 25.
Kill 250 zombies using blunt melee weapons.
Sever 100 limbs.
Create weapons to rival the gods of fire or thunder.
Save 5 people besieged by zombies.
Complete act 1.
Breach a locked door with the first blow.
Travel a distance of 20 kilometers on foot.
Drive a total distance of 10 kilometers.
Kill 50 zombies using a vehicle.
Create a customized weapon.
Reach level 10.
Kill a zombie with 10 different melee weapons.
Complete 5 quests in a single co-op game with the same partners.
Play in a co-op team of 4 different playable characters.
Join another player's game.