Baral's Expertise is a blue sorcery card from the Aether Revolt set in Magic: The Gathering, classified as an Unknown rarity. It allows players to return a nonland permanent with a converted mana cost of three or less to its owner's hand and cast a spell with the same cost for free. Currently valued at approximately $0.50, this card is often utilized in control decks for its versatile utility in managing the board state.