Georgy Tarimanovich Martirosyan (born 1970), known as Gosha the Magician, is a Georgian-born Russian serial killer. A magician and self-proclaimed "spiritual healer", he would lure young aspiring models to his Korolyov apartment, where he would drug and cause them to overdose, killing three women, possibly a fourth, between 2011 and 2012. He was convicted of the three murders, and sentenced to 23 years imprisonment.