Manifests as a translucent atlas bound in frost-kissed midnight-blue velvet, its pages displaying intricate costume sketches instead of geographical maps, each page shimmering with tiny enchanted mirrors that reflect every possible wardrobe variation for the holiday archetypes. Trails gossamer threads of crimson, gold, and evergreen that materialize as actual costume elements when characters are dressed for their scenes. Emanates the mingled scents of cedar costume trunks, fresh-fallen snow, and theatrical greasepaint, while producing soft rustling sounds like fabric being measured and cut by invisible tailors.

Acts as the guardian of character visual identity across the Chainsmas Chronicles, mapping costume variations so that while an elf remains recognizably elvish across multiple tags, their specific attire, accessories, and styling details vary dramatically from scene to scene—workshop aprons in one league transform to festive party wear in another, ensuring each bag tag's illustration features characters in contextually appropriate and visually distinct costumes that reflect the specific league's theme and the brotherhood's evolving narrative.