Checkmat is an international academy, competition team and family of Brazilian Jiu-Jitsu (BJJ) practitioners. association and team, headquartered in Long Beacg, California. The team, founded by Master Leo Viera in 2008, has affiliate academies all around the world. Checkmat men, women and youth have won some of the moist prestigious tournaments in sport, including Wolrd Championships, Brazilian National Championships and the Abu Dhabi Combat Club (ADCC) Submission Wrestling Wolrd Championships. 

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