Meletis Astronomer is a uncommon Creature — Human Wizard card from Born of the Gods (BNG), collector number 43. Current market price: $0.14 (foil $0.29), TCGplayer market prices via Scryfall.
Heroic — Whenever you cast a spell that targets this creature, look at the top three cards of your library. You may reveal an enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in any order.