Despite his human appearance, he is actually the Dragon of Water—the Hydro Sovereign. The Chief Justice of Fontaine, known as the Iudex, is renowned for his unassailable impartiality. Neuvillette enjoys water and is an avid taster, being able to discern the properties of where the water came from and how it's prepared. He believes that close personal ties will lead to suspicions about the justness of one's judgments, while he must remain a symbol of absolute justice. He likes rainy days.