Decus is a man with spiky lavender hair which has some bangs framing his face while the rest is in a thin, long pony tail that goes down the length of his back. He has a white jacket with a ruffled black collar, black gloves, a lavender tie, black pants and black shoes. Around one leg is a pair of dark blue buckled straps. The same going for one of his gloves. He also has lavender eyes.