Rem, the Blue Oni

+1: Rem, the Blue Oni deals 3 damage to each opponent.
-2: You may cast target red instant or sorcery card from your graveyard. If that spell would be put into your graveyard this turn, exile it instead.
-8: Discard your hand, then draw seven cards. Until end of turn, you may cast spells from your hand without paying their mana costs.