Hemlire, Malsan's Secret

+2: Exile a creature from a graveyard. Summon a 2/2 White Sand Golem.
+1: You may cast an instant or sorcery card from a graveyard this turn, if you do exile it. You may use any mana as any color to pay its mana cost.
-X: Shuffle X cards from exile into your library. You can use any mana as though it was mana of any color to pay their mana cost.