Davriel Cane

+1: Exile target instant or sorcery card from an opponent's graveyard. You may cast that card. If you don't, that spell's controller discards a card.
-2: Target opponent reveals their hand. You may choose an instant or sorcery card from among them and cast it without paying its mana cost.
-8: Until your next turn, you may cast instant and sorcery spells from opponents' graveyards without paying their mana costs, then exile them.