+altar, +sacrifice (7)
As an additional cost to cast this spell, sacrifice a creature.
Search your library for a creature card, reveal it, put it into your hand, then shuffle.
Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.
Draw two cards.
Sacrifice a creature: Add .
, Pay 2 life, Discard a card, Sacrifice a creature: Create a 5/5 black Demon creature token with flying. Activate only as a sorcery.
, Sacrifice a creature: Draw a card.
Sacrifice a creature: Add one mana of any color.
Gatherer works better in the Companion app!