Minato, The Yellow Flash

Ninjutsu {2}{u}{u} ({2}{u}{u}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Minato, The Yellow Flash deals combat damage to a player, you may search your library for
a Ninja card, reveal it, put it into your hand, then shuffle.

{2}: Target Ninja creature can't be blocked this turn.