Roberto de Abreu Filho (also known as Cyborg) is a 5 times World Champion Ultra Heavy weight Brazilian jiu-jitsu (BJJ) fighter currently living in Miami United States. He grew up in rural Brazil and is affiliated with Nova Geracao. Abreu is active and highly competitive in BJJ, with multiple titles including gold medals at the 2010, 2011 and 2012 IBJJF No-Gi World Championships.
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