Osvaldo Augusto Queixinho RSS
Osvaldo Queixinho teaches a toe hold finish from the 50/50 guard
Black belt Osvaldo Moizinho came up with a clever way to attack the opponent’s foot when you are stuck in the 50/50...
GMA Institute of Martial Arts promote students at end of year celebration
The instructors at GMA Institute of Martial Arts in San Jose, CA led a celebration on Saturday, Dec. 7 and winter bel...
Lapeloplatas, Feet on Lapel Spider Guards, & Other Gi BJJ Tricks
My friend Ostap Manastyrski and I recently shot a video about the evolving trend in the competitive Brazilian Jiu-Jit...