Mysterious Mage

{r},{t}, Discard a card: Mysterious Mage deals
1 damage to target creature or player. Scry 1
{2}{r},{t}, Discard a card: Search your library for
a Dragon creature card, reveal it, put it into your
hand, then shuffle your library.
{3}{r},{t}, Discard a card, Sacrifice a creature:
Mysterious Mage deals 5 damage to target
creature or player.