Crackling Doom [Khans of Tarkir Prerelease Promos] SV028 where X is the number

where X is the number of creature cards in your graveyard

Creatures of the chosen type have shroud

Shrine of Enlightenment

“Inspiration is found by looking outward

you may return Reins of the Vinesteed from your graveyard to the battlefield attached to a creature that shares a creature type with that creature

Crackling Doom [Khans of Tarkir Prerelease Promos] SV028 where X is the numberSet: Khans of Tarkir Prerelease Promos Type: Instant Rarity: Rare Cost: {R}{W}{B} Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls. Do not fear the lightning. Fear the one it obeys.