From all sides
Not unlocked yetFinish Kovac's first challenge while keeping the pylon intact.
In Kovac's footsteps
Not unlocked yetSuccessfully complete half of Kovac's challenges while keeping the pylon intact.
Kovac's pride and joy!
Not unlocked yetSuccessfully complete all of Kovac's challenges while keeping the pylon intact.
The last survivor
Not unlocked yetReach the maximum level with your character.
Serial killer
Not unlocked yetKill 1,000 infected humans.
Poacher
Not unlocked yetKill 10 infected animals of each species.
Night of the living dead
Not unlocked yetKill 50 nocturnal infected.
Elite survivor
Not unlocked yetSuccessfully complete all of the elite quests.
Kill anything that moves!
Not unlocked yetKill 5,000 enemies (of all types).
Sharpshooter
Not unlocked yetKill 500 infected with a critical shot.
Anti-wereinfected measures!
Not unlocked yetKill 100 infected with silver bullets.
Old-school combat
Not unlocked yetKill 100 infected with silex-tipped fletched ammunition.
Home Run!
Not unlocked yetKill an infected with a charged attack for the first time.
Two birds with one stone!
Not unlocked yetKill 2 or more enemies at the same time with a melee weapon.
ZombieQ!
Not unlocked yetKill at least 2 infected with one arrow or crossbow bolt.
It's a trap!
Not unlocked yetKill 100 infected with traps.
Strength born of despair
Not unlocked yetKill 50 infected during a last stand.
Butterfly effect
Not unlocked yetKill 10 infected with a Bomber explosion.
Master of survival
Not unlocked yetHave all "Survival" skills at the maximum level.
Veteran killer
Not unlocked yetHave all "Weapon" skills at the maximum level.
Marathon man
Not unlocked yetHave all "Stamina" skills at the maximum level.
Human Swiss army knife
Not unlocked yetHave all "Special abilities" skills at the maximum level.
Adrenaline junkie
Not unlocked yetHave all "In Danger" skills at maximum level.
Indestructible fortress
Not unlocked yetHave the camp at maximum level.