Masara, Beauty of Alaren

Hexproof, Vigilance, Ward {3}
You may play cards only from exile.
{3} or {t}: Return three permanents you control
with total mana cost 7 or greater to your hand.
Exile the top three cards of your library, then
discard two cards at random from your hand.
You may play any of these five cards for free
until the end of your next turn. Gain 3 life.