name: Swift Reckoning
originalText: Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may cast Swift Reckoning as though it had flash.
  Destroy target tapped creature.
printings: ORI, PIO, UMA
text: Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may cast this spell as though it had flash. (You may cast it any time you could cast an instant.)
  Destroy target tapped creature.
type: Sorcery