Anatoly Yuriyovych Onoprienko was a Soviet and Ukrainian serial killer and mass murderer. Known by the nicknames The Beast of Ukraine, The Terminator and Citizen O, Onoprienko confessed to killing 52 people upon being apprehended in April 1996. When finally arrested by police, Onoprienko was found to be in possession of a total of 122 items including a sawed-off TOZ-34 shotgun, a number of other weapons which matched those used in several of killings and a number of items which had been removed from victims. He eventually confessed to 8 killings between 1989 and 1995. He initially denied other charges but ultimately confessed to the killing of 52 victims over a 6-year period. While in custody, Onoprienko claimed that he killed in response to commands he was given by inner voices.