sage northcutt, martial arts, mixed martial arts, point fighting, continuous fighting, japanese forms, korean forms, kenpo Forms, musical forms, creative forms, extreme forms, extreme weap0ons, team fighting, grappling, submission, brazilian jiu-jitsu, gracie jiu-jitsu, russian sambo, vale-tudo, muay thai, muay thai kickboxing, judo grappling, vale-tudo, ultimate fighting championships, UFC, leg locks, groundfighter