Diego Torresean Nunes is a Brazilian mixed martial artist. A professional since 2004, he has fought for the UFC, WEC, Bellator MMA, RXF, Fight Nights Global, and the Rizin Fighting Federation.

Real Xtreme Fighting (RXF) is a Romanian mixed martial arts (MMA) promotion company based in Brașov, Romania. It is the largest MMA promotion company in Romania. Sebastian Vieru has been RXF president since 2012.