Energy Flux Explosion

(When you draw this event it is casted and exiled,
then draw a card.)
Energy Flux—
{w}- Creatures you control get +1/+1 until eot.
{u}- Draw 2 cards.
{b}- Opponent's creatures get -1/-1 until eot.
{r}{dash} Deal 3 damage to any target.
{g}{dash} Destroy target artifact or enchantment.
{c}{dash} Spells cost {3} less to cast until end of turn.