Ravidel, the Battlemage

+2: Deal 2 damage to target creature or player. If a creature dealt damage this way would be sent to the graveyard this turn, exile it instead.
-4: Target opponent sacrifices a nontoken creature. If that creature is nonlegendary, return it to play under your control.
-8: Each opponent discards their hand. You draw cards equal to the total amount of cards discarded this way.