Les dix cartes Azorius Cluestone, Dimir Cluestone, Rakdos Cluestone, Gruul Cluestone, Selesnya Cluestone, Orzhov Cluestone, Izzet Cluestone, Golgari Cluestone, Boros Cluestone et Simic Cluestone, de l'édition Dragon's Maze et illustrées par Raoul Vitale, forment un cycle appelé "Cluestone".

Source ("In Dragon's Maze we'd made the Cluestones [...]")