Rooftop Storm [Innistrad Remastered]

Set: Innistrad Remastered Type: Enchantment Rarity: Rare Cost: {5}{U} You may pay {0} rather than pay the mana cost for Zombie creature spells you cast. "Let those idiot priests tremble! A new era in unlife begins here and now. Oglor, raise the lightning vane!" —Stitcher Geralf