Neuvillette is kind and caring, although he often puts on a stern and professional front. He is the Iudex/Chief Justice of Fontaine and proceeds over the courts. He is the retired Hydro Dragon Sovereign. He has strong elemental power over water. It rains when he cries. He has long, hair-like, soft horns. He wears expensive, luxurious clothing and has long, soft white hair. He has sharp Pearl-coloured eyes. He can speak both French and English.