Police spokesman, DSP Sunday Abutu, said the suspect already confessed to the crime and would be arraigned after completion of investigation.
He said the 18 other suspects were arrested for offences such as kidnapping, armed robbery, cultism, attempted murder, burglary and conspiracy.
Abutu said that the suspects were among those terrorising the people of the state and that their arrests were made possible using information provided by residents of the state.
He listed Items recovered from the suspects to include two big power generating sets, shoes, clothes and cash.
Abutu assured that they would all be arraigned at the completion of investigation.