Cthulhu, the Infinite

Cthulhu, the Infinite can't be countered.
Flying, Shroud, Indestructible, Protection
from everything
{w}: Gain 3 life.
{u}: Draw 3 cards.
{r}: Deal 3 damage to any target.
{g}: Any creature gets +3/+3 until end of turn.
{b}: Add {3} to your mana pool.