How many days exactly?
Unlocked atPlay Dead Island - Definitive Edition at least 28 days after starting it for the first time.
I want one of those
Not unlocked yetCustomize 25 weapons.
One is all I need
Not unlocked yetKill 5 Infected in a row with a single blow.
Can't touch this
Not unlocked yetUse a hammer to kill a series of 15 zombies without taking damage.
Humanitarian
Not unlocked yetKill 50 human enemies.
Light my fire
Not unlocked yetSet 10 zombies on fire simultaneously.
10 heads are better than 1
Not unlocked yetKill 10 zombies in a row with headshots.
A taste of everything
Not unlocked yetKill a zombie with 10 different melee weapons.
To put it bluntly
Not unlocked yetKill 250 zombies using blunt melee weapons.
Hack & slash
Not unlocked yetKill 250 zombies using edged melee weapons.
Guns don't kill but they help
Not unlocked yetKill 250 zombies using firearms.
Tae Kwon Leap
Not unlocked yetKill 25 zombies with your bare fists.
Karma-geddon
Not unlocked yetKill 50 zombies using a vehicle.
Catch!
Not unlocked yetKill an Infected with a grenade blast.
Road Trip
Not unlocked yetDrive a total distance of 10 kilometers.
Cardio
Not unlocked yetTravel a distance of 20 kilometers on foot.
Tis but a flesh wound!
Not unlocked yetSever 100 limbs.
There and back again
Not unlocked yetExplore the entire island.
Gesundheit!
Not unlocked yetHeal yourself with a medkit 100 times.
Everybody lies
Not unlocked yetUse a large medkit to heal an injury of 5% or less.
Hell in paradise
Not unlocked yetComplete act 1.
No raccoons in here
Not unlocked yetComplete act 2.
King of the jungle
Not unlocked yetComplete act 3.
Banoi Redemption
Not unlocked yetComplete act 4.