Here is the full list of all 54 Dead Island: Epidemic achievements.
Kill 10 000 enemy players
Complete 2 500 Scavenger Hunt Missions
Craft 500 weapons
Kill 250 000 Zombies!
Complete 1 000 Scavenger Hunt Missions
Complete 100 cooperative PvE missions
Kill 100 000 Zombies!
Kill 10 Zombies with one attack/skill
Kill four players consecutively within 10 seconds in a Scavenger mission.
Obtain 150 Weapon Blueprints
Kill 5 Zombies with one attack/skill
Kill 53 597 Zombies!
Complete 250 Scavenger Hunt Missions
Kill 1 000 enemy players
Complete 100 Scavenger Hunt Missions
Craft 250 weapons
Craft 150 weapons
Kill 25 000 Zombies!
Craft 50 weapons
Craft 10 weapons
Obtain 75 Weapon Blueprints
Kill three players consecutively within 10 seconds in a Scavenger mission.
Complete 10 Scavenger Hunt Missions
Finish a Scavenger mission
Kill 250 enemy players
Kill 10 000 Zombies!
Kill 10 Players during a Scavenger mission
Kill 100 enemy players
Obtain 25 Weapon Blueprints
Kill two players consecutively within 10 seconds in a Scavenger mission.
Kill 100 Walkers during a Scavenger mission
Kill a Hoarder during a Scavenger mission
Kill 25 enemy players
Deliver 150 supplies during a Scavenger mission
Be the first team to complete the Barricade Race during a Scavenger mission
Win a Scavenger mission without dying
Win a Scavenger mission with atleast 200 supplies ahead of the other teams
Win a Scavenger mission within 20 minutes
Complete a cooperative PvE mission without dying
Complete 10 cooperative PvE missions
Kill 1 000 Zombies!
Obtain 5 Weapon Blueprints
Control 4 Supply points at the same time during a Scavenger mission
Capture five Supply points during a Scavenger mission
Kill 100 Walkers during a cooperative PvE mission
Finish a cooperative PvE mission
Complete a mission while playing with a party
Kill 100 Zombies!
Survive the Tutorial
Complete 250 cooperative PvE missions
Complete 1 000 cooperative PvE missions
Complete 2 500 cooperative PvE missions
Kill 1 000 000 Zombies!
Kill 25 000 enemy players