Kwassass, the Wacky Ass

At the beginning of your precombat main phase, flip a coin. If you win the flip, add {r}{g}. If you lose the flip, Kwassass, the Wacky Ass deals 3 damage to you.
{t}:Add {r}{g}.
"I'm a wacky ass." - Kwassass, the Wacky Ass