The Nāfuel are definitely the followers of Virūpākṣa (Pāli: Virūpakkha), one of the 4 Heavenly Kings who guards the western course. They work as guards upon Mount Sumeru, guarding the dēvas of Trāyastriṃśa from assaults with the asuras. These empires often waged wars to expand their territories, forcing the Nagas https://128.199.208.170/