deities are referred to as Asuras (e.g., RV 5.63.3), though also addressed as Devas (e.g., RV 7.60.12), reflecting fluid theological roles. According to myths, Varuna, being the king of the Asuras, was adopted as or made the change to a Deva after the structuring of the primordial cosmos, imposed by Indra after he defeats Vritra.

Mitra-Varuna are described as youthful monarchs clad in glistening garments, residing in a golden palace