name: Foul-Tongue Invocation
originalText: As an additional cost to cast Foul-Tongue Invocation, you may reveal a Dragon card from your hand.\nTarget player sacrifices a creature. If you revealed a Dragon card or controlled a Dragon as you cast Foul-Tongue Invocation, you gain 4 life.
printings: DTK, IMA
text: As an additional cost to cast this spell, you may reveal a Dragon card from your hand.\nTarget player sacrifices a creature of their choice. If you revealed a Dragon card or controlled a Dragon as you cast this spell, you gain 4 life.
type: Instant