Stormscar Sorcerer

Prowess
Tribute 1 (As this creature enters the battlefield, an opponent of your choice may place a +1/+1 counter on it.)
As Stormscar Sorcerer enters the battlefield, if tribute wasn't paid, you may have it deal 1 damage to target creature or player.
The Stormscar is an ancient fissure that bleeds volatile mana into the territories of the Vazurdrek - mana that some would bend to their own ends.