1) Thou shalt kill like hell, man 2) No seriously kill the shit out of tons of dudes 3) Thou shalt not covet thy neighbor's geisha 4-10) more hilarious feudal Japan-themed humor
4) Ninjer is supreme, you must not double-cross it.
4a) Unless Ninjer has become corrupt, then double-cross away.
5) Thou shalt honor thy NINJA headband and thy brightly-colored jumpsuit.
6) Fucking cartwheel everywhere, dude.