The Shadow Eaters
S4, E8: Hak Foo wears an Oni Mask, but he is disappointed when his army appears as tiny, seemingly harmless ninjas. They prove dangerous though, when they steal Tohru's life-force by eating his shadow!

S4, E8: Hak Foo wears an Oni Mask, but he is disappointed when his army appears as tiny, seemingly harmless ninjas. They prove dangerous though, when they steal Tohru's life-force by eating his shadow!