Scotty, Tempest Conduit

Whenever you cast an Instant, Sorcery, or Enchanment spell, Scotty deals 1 damage to each Opponent.
{t}: Add {r}{u}. Spend this only to cast Sorcery or Enchanment spells.
{1}{w}{w}{u}{t}: Exile Scotty. Return Scotty to the battlefield at the beginning of the next upkeep. Scotty deals X damage to any target, where X is the number of Instant, Sorcery, and Enchanment cards
in your Graveyard.