Sensai Sakashima

Menace, ninjutsu {1}{u}{b} (Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever Sensai Sakashimi enters the battlefield or deals combat damage to a player, surveil 2.
Prowl {1}{u}{b} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a
Ninja.)