Which religion features a god who is discussed in the Gaudiya Vaishnava?
Achintya Bheda Abheda:  The Gaudiya Vaishnava religious tradition employs the term in relation to the relationship of creation and creator (Krishna, Svayam Bhagavan),<ref name = Kaviraja> Krishna: Krishna ( ; ] ; Sanskrit: कृष्ण, IAST: Kṛṣṇa) is a major deity of Hinduism.
i don't know