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The Mosquito

All About Greggie Rivera

The Mosquito
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Joined: 31 Dec 1969

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About Me:

 'Greggie' Marcellino Rivera is a Black Belt under Ralph Gracie and trains/teaches in Nor-Cal at the SF (Kurt Osiander) and Marin MMA (Mikyo Riggs) academies. A long time friend to Scotty, was one of the original writers for OntheMat.com AKA "the mosquito"

Topics I've Participated In

Greggie Rivera's Blog

Title Replies Updated
The 1st key to Getting Better Faster! 6 years 5 days ago
King of the Cage 13 Backstage 6 years 18 weeks ago
COPA TIJUCA DE JIU JITSU 3 6 years 18 weeks ago
BRASILEIRO DE JIU JITSU 2004 6 years 13 weeks ago
Ryan Gracie vs Wallid Ishmael Report 6 years 18 weeks ago

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