Father Ariandel, The Painter

Other snow and Zombie creatures you control
get +1/+1.
{s}{s}{s}: Return Father Ariandel, The Painter
from your graveyard to the battlefield tapped.
({s} can be paid with one mana from a snow
source.)
Ariandel, being the restorer of the Painted
World, knew that it was painted with blood, and
only blood could protect the secret.