Menrva, Wisdoms Benefactor

Flash, Flying, Hexproof
{t}: Scry 3, if you control no enchantments untap Menrva, Wisdoms Benefactor then draw a card.
{1}{u}: Counter target noncreature spell if you
control one enchantment, draw a card.
{u}{t}: All cards in your graveyard gain flashback
equal to their mana cost until end of turn.