ESPN (blog) 'Ninja' Rua Retires at 31 Sherdog.com by Sherdog.com Staff Former EliteXC middleweight champion and Pride Fighting Championships veteran Murilo “Ninja” Rua (Pictured; file photo) on Saturday retired from mixed martial arts . The 31-year-old made the announcement via Twitter
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‘Ninja’ Rua Retires at 31 – Sherdog.com
Sun, May 22, 2011
Martial Arts