Black Magic Specialist in Hassan Black Magic Specialist Shree Jayakumar Joshi Guruji is the best and famous astrologer in Hassan. Black magic has traditionally referred to the use of supernatural powers or magic for evil and selfish purposes. With respect to the left hand path and right hand path dichotomy, black magic is the malicious, left hand counterpart of benevolent white magic. In modern times, some find that the definition of black magic has been convoluted by people who define magic or ritualistic practices that they disapprove of as black magic.