Yuta Okkotsu

Ninjutsu {4}{u}{b}

Whenever Silent-Blade Oni deals
combat damage to a player, look at that
player’s hand.
You may cast a nonland card in it
without paying that card’s mana cost.

“There's one more, Okkotsu-senpai, who's the only one I can openly respect.”- Megumi Fushiguro