Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Corpse Maker	Eliminate 500 any enemies.
Curious Nose	Find 30 secrets.
Disinfector	Defeat the Giant Spider.
First Win	Defeat the Feral Zombie.
Honorary Miner	Defeat the Stone Golem.
Peacemaker	Defeat the Machine Of War.
Sniper	Land 100 headshots.
Undead Killer	Defeat the Infator.