Shivan Reef is a Rare land card from the Prerelease Cards set in Magic: The Gathering, identified by card number 255. Valued at approximately $2.40, it serves as a dual land that taps for red or blue mana, making it a versatile choice for various decks. Collectors appreciate its unique design and historical significance, contributing to its steady presence in the market. Grading and sales data reflect consistent interest among players and collectors alike.