Sage of Fables is a uncommon Creature — Merfolk Wizard card from The Lost Caverns of Ixalan Commander (LCC), collector number 169. Current market price: $0.25, TCGplayer market prices via Scryfall.
Each other Wizard creature you control enters with an additional +1/+1 counter on it. {2}, Remove a +1/+1 counter from a creature you control: Draw a card.