Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Bad Blood	Kill 100 Zombies with the Bowie Knife in one game.
Bowie Knife	Wield the Bowie Knife.
Chainsaw	Wield the Chainsaw.
Cremate the Undead!	Inject yourself with the power of Incremate!
Messenger of the Gods!	Drink a Hermes potion.
Pew Pew	Upgrade the Mauser C96.
Power to the Living!	Open the "Power to the Living" box.
Round 10	Reach round 10.
Round 15	Reach round 15.
Round 23	Reach round 23.
Round 5	Reach round 5.
Sweet Release	Die.
Vitalised!	Drink a Vitality potion.
Who's Laughing Now?	Kill 100 Zombies with the Chainsaw in one game.
Zombie Killer 1000	Kill 1000 Zombies.
Zombie Killer 100	Kill 100 Zombies.
Zombie Killer 10	Kill 10 Zombies.
Zombie Killer 5000	Kill 5000 Zombies.
Zombie Killer 500	Kill 500 Zombies.
Zombie Killer 50	Kill 50 Zombies.
Zombie Killer	Kill a Zombie.