Hirujo, Blade of Esper

Ninjutsu {w}{u} ({w}{u}, Return an unblocked attacker you control to hand: Put this card onto
the battlefield from your hand tapped and attacking.)
Whenever Hirujo, Blade of Esper deals
combat damage to a player, that player discards a card. If that player has no cards to discard, scry 1 and draw a card.