Ulmo, the King Beneath

+1: Draw a card, then exile a card from your hand face down. For as long as it remains exiled, you may look at that card and you may cast it.
-4: Put target nonland permanent on top of its owner’s library. If its mana value was 3 or less, scry 1.
-8: You get an emblem with “Whenever you cast a spell, create a 5/5 blue Whale creature token with hexproof.”