Finish the game in easy mode
Finish the game in normal mode
Finish the game in hard mode
Kill a Pea using his own kama
Kill 5 Patrol Chilis using Broccoli's kunais
Use a kunai to kill a Parachute Chili
Kill 5 Patrol Chilis using Kaoru's explosive traps
Finish a level without losing a life
Finish level 7 without losing a life
Finish all levels in 1 player mode
Finish all levels in co-op mode
Defeat Ka, Zo and Ku brothers
Defeat Voldemaru and Kyurinaga
Finish a level without activating any checkpoint
Push your partner to a certain death (Kyurinaga's Castle Mode)
Don't miss a combo during an entire combat (not applicable to Horde Mode)
Defeat 200 enemies in Horde Mode
Defeat 850 enemies in Horde Mode