Satsuji, the Bloody Tide

Commander ninjutsu {2}{u}{r} ({2}{u}{r}, Return an unblocked attacker you control to hand: Put this card
onto the battlefield from your hand or the command
zone tapped and attacking.)
When Satsuji enters the battlefield, if you didn't
cast it, draw two cards, then discard a card.
Whenever a nontoken creature you control deals
combat damage to a player, create a Treasure
token.