Silverback Elder is a mythic Creature — Ape Shaman card from Dominaria United (DMU), collector number 177. Current market price: $9.06 (foil $9.79), TCGplayer market prices via Scryfall.
Whenever you cast a creature spell, choose one — • Destroy target artifact or enchantment. • Look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order. • You gain 4 life.