name: Calamity of the Titans
originalText: As an additional cost to cast this spell, reveal a colorless creature card from your hand.
  Exile each creature and planeswalker with mana value less than the revealed card's mana value.
printings: CMM
text: As an additional cost to cast this spell, reveal a colorless creature card from your hand.
  Exile each creature and planeswalker with mana value less than the revealed card's mana value.
type: Sorcery