Ninjutsu {4}{U}{B} ({4}{U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Silent-Blade Oni deals combat damage to a player, look at that player's hand. You may cast a spell from among those cards without paying its mana cost.
Near Mint - $1.60
Lightly Played - $1.40
Played - $1.10
Heavily Played - $1.00
Damaged - $0.80
Near Mint Non-English - $1.60
Lightly Played Non-English - $1.40
Played Non-English - $1.10
Heavily Played Non-English - $1.00
Damaged Non-English - $0.80