Eros Pasejjr, Soul Warden

+1: Until the end of your next turn, creature spells your opponent's cast cost an additional colorless mana. Creatures cast this way enter tapped.
-2: Target tapped creature returns to its owner's hand. If a creature is removed this way, you may activate Eros's first ability twice.
-7: All creatures return to their owner's hands, all creatures in graveyards enter the battlefield. You control abilities activated by this ability.