Silvergill Adept is a uncommon Creature — Merfolk Wizard card from Rivals of Ixalan Promos (PRIX), collector number 53. Current market price: — (foil $1.08), TCGplayer market prices via Scryfall.
As an additional cost to cast this spell, reveal a Merfolk card from your hand or pay {3}. When this creature enters, draw a card.