Nikolai Dzhumagaliev is a Kazakh serial killer and cannibal. He was found to have killed seven women before he was caught in 1980 and it was suspected, that he may have killed more women. He was also known as Metal Fang for his white metal teeth.
Dzhumagaliev was born to a Kazakh father and Belarusian mother. He was the penultimate child of his family and had three sisters. After completing the 9th grade, he entered a railway school. Following his graduation, he was assigned to work in Sasha . In 1970, he joined the army and served in the armed forces of chemical protection in Samarkand and Otar. Women were treated as secondclass beings in his environment, but despite this he had no problems in relationships with women. His sexual life began at age 18. In 1977, he contracted syphilis, soon followed by trichomoniasis.
Source: Wikipedia