Mayolia, Corrupt Druid

+2: Target opponent exiles cards from the their library until they exile a land permanent, cast their exiled card(s) without paying its mana cost.
-5: Draw five cards. Cast a card without paying its mana cost if able. The nonland permanent has haste and death touch.
-10: -10: Mayolia, Corrupt Druid deals damage equivalent to target opponent's current health to target opponent or creature they control.