Moonflower Shinobi

Ninjutsu {2}{b} ({2}{b}: Return an unblocked attacker
you control to hand: Put this card onto the battlefield
from your hand tapped and attacking.)
When Moonflower Shinobi deals combat damage
to an opponent, you may look at the top two
cards of your library, for each one put it into
your graveyard unless you pay 3 life.