The police here said that Jawaharlal Mora, who allegedly practised witchcraft, was killed and his body buried at a place at Kalabil under Banskandi police station in Lakhipur sub-division yesterday.
Local people, quoted by the police, alleged that the killers performed religious rituals around the victim's body purportedly to appease the Gods.
Ten people, including three women, were arrested in connection with the killing.
Additional security forces had been rushed to the area and senior police officials were camping, the police said.