Typhoonheart, Tempest Reaver

Whenever Typhoonheart, Tempest Reaver deals
combat damage to a player, you may draw a card.
If you do, discard a card. Then, Typhoonheart
deals damage to any target equal to the number
of cards in your hand.
{u}{r}{3}, Tap an untapped creature you control:
Typhoonheart gains flying and double strike
until end of turn. Activate this ability only once
per turn.