Oh gods that is such a difficult decision!
I think with your skill in anatomy and your interest in yoga, the character who might be closest to you would probably be Bellerefo:
taziobettin.deviantart.com/gal… (I drew her in some sensual and flexible poses too).
Alternatively, if you prefer, there is Hanani
taziobettin.deviantart.com/gal…she is inspired by Grant Morrison's vision of the Mahabharata