The Nāfuel would be the followers of Virūpākṣa (Pāli: Virūpakkha), one of many 4 Heavenly Kings who guards the western way. They act as guards upon Mount Sumeru, defending the dēvas of Trāyastriṃśa from attacks by the asuras. The strategic site of your Naga Empire permitted it to work as https://128.199.208.170/