Indebted Samurai [Betrayers of Kamigawa]

Description

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)
Whenever a Samurai you control dies, you may put a +1/+1 counter on Indebted Samurai.”Forgive me, Saburo. I could not save you. But your blade will not rest in my hand.”