The World Feaster

As The World Feaster is cast, any player may pay
10 life. If they do, counter The World Eater.
{2}{w}: You gain 3 life.
{2}{u}: Draw a card.
{2}{b}: Target player loses 2 life.
{2}{r}: Deal 3 damage to target creature.
{2}{g}: put two +1/+1 counters on target creature.
Flying, hexproof