is an semi-retired American professional wrestler. He is best known for his stint in the World Wrestling Federation under the ring name Damien Demento. Professional wrestling career Early career After training under Johnny Rodz, Theis made his debut in 1987 under the ring name Jonn Reinhart. He soon renamed himself to Mondo Kleen and began wrestling on the independent circuit. In September 1992 he had a try out match with... see more