Trained by
Boris Malenko, Ognibene was transformed into a top flight worker like Malenko's own sons
Joe and
Dean. Ognibene made his professional wrestling debut in 1993 for Japanese promotion
Pro Wrestling Fujiwara Gumi (PWFG) using the
ring name Carl Greco. In 1996, he made his debut for PWFG's succesor
Battlarts. In 1999, he changed his ring name to Carl Malenko in tribute to his trainer. Ognibene was used as one of Battlarts' top
gaijin wrestlers in the promotion's later years, being pushed prominently as a tag team specialist. Ognibene began wrestling for
All Japan Pro Wrestling (AJPW) in 2003 as Carl Contini. While in AJPW, Ognibene won the
Junior League tournament. Ognibene wrestled his final Battlarts match in 2008. In 2011, Ognibene made his debut for Definitive Wrestling International, an American
independent promotion in
Florida, participating in a battle royal as Masked Superstar. He retired from wrestling in 2014. In 2026, after almost 12 years away from wrestling, Ognibene, under the ring name Karl Greco-Malenko, returned to defeat Matt Mako during an Action Wrestling event on February 28. On April 17, Ognibene defeated Mad Dog Connelly during Action Wrestling's
WrestleMania Week event. ==Championships and awards==