na-not; va-either; ayam-this; brahma-bandhuh-Vamanadeva, in the form of a brahmana; visnuh-He is Lord Visnu Himself; mayavinam-of all cheaters; varah-the greatest; dvija-rupa-by assuming the form of a brahmana; praticchannah-is disguised for the purpose of cheating; deva-karyam-the interest of the demigods; cikirsati-He is trying for.