Arbmu, Beyond Sight

If you would manifest a card, you may look at
the top three cards of your library and put them
back in any order. Then manifest the top card.
{3}: Manifest the top card of your library.
{w}{u}{g}: Turn a manifest creature face-up.
(If it is a permanent, it remains on the battlefield.
If it is a nonpermanent, put it in the graveyard.)