Earn 100 million points in an Arcade level.
Beat the game on normal or ninja difficulty.
Air juggle an enemy for 10 seconds.
Pay homage to one of our generation's greatest rock performances ever.
Secret.
Impale 13 freaks.
Complete St. Crux Cemetery using only the Chainsaw.
Get 21 kills without getting hit once.
Do 10 wall slams in one combo.
Complete Arcade mode.
Beat the game on Samurai difficulty.