Joseph "Skeletor" Giannetti is a professional mixed martial artist from Massachusets. Joe is a former Cage Titans amateur champion and holds a Purple Belt in Brazilian Jiu-Jitsu. Recently, Giannetti competed on The Ultimate Fighter Undefeated (27). He says that this is one of his greatest accomplishments and credits his father for keeping him motivated and focused throughout his career. When Joe isn't training or competing, he spends his time crushing burgers at "new burger joints" around town, playing Fortnight on Xbox, and playing with his dogs Frazier and Thor. Keep your eyes on Joe Giannetti this season on The Ultimate Fighter Undefeated!