Aravan, a god for the transgender community Beyond the role of the saviour, the implications in dual-genderism and fluid sexuality is more analogical, wherein in each person lies in the male and the female.
Vishnu becomes Mohini when gender-adaptability (here it’s not masculinity but femininity) is called for, to solve a problem.
Each time Vishnu, in his role as the protector of the universe, took the feminine form of the divine enchantress Mohini, the world got saved. Mohini is the only female avtaar of Vishnu, who exhibits gender variability, in one case even becoming pregnant (Vishnu as Mohini and the Preserver even procreates with Shiva, the designated Destroyer to give birth to Lord Ayyappa).