There's a distinct parallel between professional wrestling and hip hop music that goes almost completely unnoticed: the personalities of, both, pro wrestlers and emcees are large. Confidence and bravado to the point of arrogance often fuels success. Egos clash and feuds spark. Matt Riviera represents the point at which wrestling and hip hop seamlessly blend, becoming too obvious to ignore. "Mr. 5.5" isn't just an athlete and competitor, he's a mogul on a come up. He's building a brand. He's building (pun intended) an empire. Think of Riviera as the Jay-Z of professional wrestling - broadening his portfolio, expanding his reach, establishing his own parameters, and stacking paper. Always stacking paper. His broker and accountant are no doubt happy, but without that same approach in the ring, none of it…