Complete the indicated task to unlock the achievement.

Achievement	How to unlock
...God will be cut	Kill 100 enemies with a katana.
Armed and Dangerous	Kill 200 armed zombies.
Artillery	Find the Gunner.
Big game	Kill 1000 heavy zombies.
Big Game Hunter	Kill 500 wild boars.
Blood reaper	Tear apart 5000 enemies.
Bomb has been defused	Kill 1000 explosive scientists.
Bon Voyage	Escape from the City.
Bone Rattle	Kill the Skeleton Lord.
Burning calories	Kill 50 fat zombies.
Butcher	Tear apart 1000 enemies.
Cannibal Tribe	Kill 50 cannibals.
Capital punishment	Kill 1000 bandits.
Cool Guys Don't Look at Explosions	Kill 100 explosive zombies.
Counter-Terrorists Win	Kill 100 enemies with SPAS-12.
Defuser	Kill 200 explosive scientists.
Demining	Kill 10 explosive zombies.
Dexterous thug	Kill 500 fast zombies.
Divine Intervention	Find the Priest.
Do you know about voodoo?	Kill 200 cannibals.
Dogs are man's best friend	Get the Dog.
Domestic violence	Kill 100 enemies with a knife.
DoomGuy	Kill 100 enemies with chainsaw.
Double-killed	Kill 500 armed zombies.
Fast killer	Kill 200 fast zombies.
Fat Free	Kill 100 fat zombies.
Fitness	Kill 10 fat zombies.
Fulminant!	Kill 1000 fast zombies.
Gangster	Kill 100 enemies with Tommy-gun.
Genocide	Kill 1000 slow zombies.
Genocide	Kill 1000 cannibals.
Good reaction	Kill 50 fast zombies.
Hard Landing	Survive in the plane crash.
Harvester	Kill 500 slow zombies.
Healer	Find the Nurse.
Heavyweight	Kill 500 heavy zombies.
Hippocratic Oath	Heal your mates 100 times.
Hot Meal	Rescue the Aztec.
Hunter	Kill 50 wild boars.
Huntsman	Kill 200 wild boars.
I am the law!	Kill 500 bandits.
I'm a lumberjack and I'm okay	Kill 100 enemies with an axe.
In the name of science!	Save the scientist.
Indiana Jones	Escape from the temple with traps.
Jedi Force	Kill 100 enemies with laser sword.
Jungle Slayer	Kill 500 cannibals.
KA-BOOM!	Kill 50 explosive zombies.
Molecule splitting	Kill 100 enemies with blaster.
Novice	Kill 50 zombies.
Nutritionist	Kill 50 heavy zombies.
Playing with fire	Kill 500 explosive scientists.
Prison Break	Find the Prisoner.
Psycho	Kill 1000 zombies.
Reincarnation	Die 100 times.
Rest in peace	Kill 1000 armed zombies.
Sapper	Kill 50 explosive scientists.
Savage	Kill 100 enemies with a mace.
Self-defense	Kill 50 bandits.
Serial maniac	Tear apart 500 enemies.
Serious Sam	Kill 100 enemies with a minigun.
Shooting range master	Kill 200 slow zombies.
Slayer	Kill 500 zombies.
Space Program	Escape from the planet.
Street justice	Kill 200 bandits.
Survivor	Kill 200 zombies.
Target shooting	Kill 50 slow zombies.
The fish rots from the head	Kill the Cannibal Chieftain.
They are endangered!	Kill 1000 wild boars.
They're good with guns!	Kill 50 armed zombies.
Tribal Ripper	Kill 100 enemies with tribal axe.
Weight loss	Kill 200 heavy zombies.
Whack-A-Mole	Kill 100 enemies with a sledgehammer.
What a twist!	Kill the last boss.
Wrath of the Lich King	Kill the Lich King.