As two halves are born, shadow and the light, each are given a cape talisman the unique color of their unique tail. Their talisman is given to them by their spirit parent. In this case, Ornar, who has created this talisman specifically for Penumbruh to remember his spiritual family. It serves as his connection with the light. No other shadow demon has an other half in the light realm, which makes Penumbruh, his cape, and his spirit family a unique opponent or any untoward enemies. The patches display the realms he's gone.