Matthew Capiccioni (born December 31, 1980) is an American professional wrestler, better known by his ring names M-Dogg 20, Matt Cross and Son of Havoc. He currently competes on the independent circuit and Major League Wrestling. Cross has also worked for prominent promotions such as Ring of Honor, Lucha Underground, Chikara and the short-lived Wrestling Society X. His main gimmick is that of an adherent of the straight edge lifestyle, a culture which he follows in real life. In 2011, Capiccioni joined the cast of the fifth season of WWE Tough Enough.