Thanos

When Thanos enters the battlefield, destroy target creture with Assemble.
{w}: You gain 2 life.
{1}{u}: Draw a card, then discard a card.
{2}{b}: Destroy target creature. You lose 2 life.
{3}{r}: Thanos deals 3 damage to any target.
4{g}: Creatures you control get +2/+2 until end
of turn.