Gorou, the Loyal

Honor-bound (Opponents can't gain control of this creature.)
At the beginning of your upkeep, put a +1/+1
counter on target creature you control.
As long as Gorou, the Loyal's power is 4 or
greater, it has bushido 1. (Whenever this creature
blocks or becomes blocked, it gets +1/+1 until end of
turn.)