Walk with the Ancestors [The Lost Caverns of Ixalan]

Set: The Lost Caverns of Ixalan Type: Sorcery Rarity: Common Cost: {4}{G} Return up to one target permanent card from your graveyard to your hand. Discover 4. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)