novel; original; new; innovative
decapitation; decapitated head
killing with a sword (knife, dagger, etc.); slaying; putting to the sword
zanbatō; long-handled Chinese anti-cavalry sword
(execution by) decapitation
killing a villain (with a sword, dagger, etc.)
letter explaining the reasons for cutting down an alleged villain; assassin's written vindication of his killing
novel; unconventional; cutting-edge
innovativeness; originality; innovation