davriel shadow mind

+2: opponents exile top cards from their decks and get the madness counter, you can play thats cards paying any mana color until the end of the game
-3: discard 1 card or sacrifice a permanent, search your deck for a card, put it into your hand, lose 1 life, or get a madness counter.
-7: axile up to 4 permanents you can play them from your exile for any color of mana. your opponent loses 6 life.