Arya, Creative Manifester

Flying
Luck 3 (At the beginning of your upkeep, you may shuffle your library and reveal the top card of it. If
that card's converted mana cost is 3, put it into your hand.)
{g}{w}{u}: Manifest the top card of your library. (Put it onto the battlefield face down as a 2/2
creature. Turn it face up any time for its mana cost if it's a creature card.)