Thrall

When Thrall enters the battlefield, he deals 2 damage to every opponent's creatures.
{g},{t}: Thrall summons a 2/3 green elemental with haste.
{r},{t}: Thrall deals 2 damage to any target.
{u},{t}: Target player draws a card.
{w},{t}: Target player gains 5 life.
Behold my power!