Yochai & Brad are joined by Leo Hunt (Mr Vaults of Vaarn himself) to review Tomb Robbers of the Crystal Frontier by Gus L, and answer a mailbag question.Mailbag: What goes in your OSR Design Syllabus?Thanks to Bobby McElver for the show's music.For listener questions, email betweentwocairns@gmail.com!Check out our Patreon to support the show. Also stickers.Find more Between Two Cairns here.