Home Videos Rener Gracie’s First Book: The 32 Principles (Introduction) Rener Gracie’s First Book: The 32 Principles (Introduction) John Getson Jun 30, 2023 comments off Tweet on Twitter Share on Facebook Pinterest academy bjj Brazilian Jiu-Jitsu breakdown gracie Gracie Bullyproof Gracie Combatives mma rener Rener Gracie ryron self defense street fight ufc