Arm Triangles 3 DVD Set with Ryan Hall (Preowned) Benny Urquidez In this production you will Antonio Rodrigo Nogueira In this production you will learn the entire sword syllabus of Aikido the way the master taught it to his disciples Principal amongst these defenses is the innovative "Dog Catcher" which allows for one initial default response to the most common high and mid line attacks of empty hand and knife from which one can either access one's own weapons or respond empty handed making this series a must for any style of grappler The entire series covers over 6 hours of non stop instruction and will surely become your new favorite grappling instructional for years to come