Severna Park MMA - Visit In this video, 1st Degree Brazilian Jiu Jitsu (BJJ) Black Belt, Jon Garfield, shows a butterfly guard pass. This is the 1st video of a two part series. To learn more about MMA Training in Severna Park, please visit GarfieldBJJ.com. br br GarfieldMMA.combr AnnapolisBJJ.