The "Hidden Hand / Wooly Mammoth Split" CD, released in 2004 under Meteor City Records, features a collaboration between the bands Hidden Hand and Wooly Mammoth. This split release includes tracks from both bands, showcasing their unique styles within the heavy metal genre. The CD format allows music enthusiasts to enjoy the heavy and atmospheric sounds of these two obscure yet captivating bands from the comfort of their own home or car. Perfect for fans of obscure and atmospheric metal, this split CD is a must-have for collectors and music lovers alike.