Filed under: News , UFC , Videos LAS VEGAS – Matheus Nicolau successfully returned to the octagon from a 16-month layoff due to a doping violation Saturday with a dominant victory over Louis Smolka . Nicolau (13-1-1 MMA, 3-0 UFC) had not competed since July 2016, when he was flagged by the U.S. Anti-Doping Agency (USADA) for having a banned substance in his system during an out-of-competition test. He beat Smolka (11-5 MMA, 5-5 UFC) by unanimous decision at UFC 219 , and said the turbulent times changed him as a person.
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