Baral's Expertise is a rare Sorcery card from Aether Revolt (AER), collector number 29. Current market price: $0.35 (foil $0.63), TCGplayer market prices via Scryfall.
Return up to three target artifacts and/or creatures to their owners' hands. You may cast a spell with mana value 4 or less from your hand without paying its mana cost.