Howling Mine (Schematic) (Serial Numbered) is a Rare card from the Magic: The Gathering set, The Brothers' War: Retro Frame Artifacts, numbered 83. Currently valued at $365.00, it has experienced a notable increase of 14.1% in market value over the past 30 days. Collectors may find its unique schematic design appealing, alongside its strategic utility in gameplay, contributing to its demand in the secondary market.