Q, the Rogue Blade

Ninjutsu abilities of creatures in your hand cost {x} less, where X is the number of creatures in
your graveyard that are ninjas or samurai.
Whenever you activate a ninjutsu ability, you
may pay 2 life. If you do, return a ninja or
samurai at random from your graveyard to your
hand.
"Quiet as a flower blooming, yet as deadly as a
charging boar. "