Here is the full list of all 12 The Dishwasher: Dead Samurai achievements worth 200 gamerscore.
Air juggle an enemy for 10 seconds.
Hit the Xbox Guide button while playing a killer solo.
Get 21 kills without getting hit once.
Defeat the dude on the horse.
Do 10 wall slams in one combo.
Beat the game on normal or ninja difficulty.
Beat the game on Samurai difficulty.
Earn 100 million points in an Arcade level.
Secret.
Complete St. Crux Cemetery using only the Chainsaw.
Complete Arcade mode.
Impale 13 freaks.