Kill 1 zombie in QUEST mode

Complete Chapter 1 in QUEST mode

Survive 1 min in any of the SURVIVAL modes

Survive 1 min without being wounded in SURVIVAL mode

Survive 5 min without being wounded in SURVIVAL mode

Complete 1 challenge

Kill 3 Zombies with 1 slash

Kill 10 Zombies with 1 slash

Kill 20 Zombies with 1 slash

Use NINJUTSU TECHNIQUES 200 times

Kill 100 zombies

Kill 1000 zombies

Kill 10000 zombies

Win 1 Multiplayer game

Get killed by first zombie you encounter in QUEST mode

Fight with Gorilla Zombie Boss more than 180 seconds