Evolution Armbar system Vol. 1
2:24
De La Riva Guard Series - #1 Stances and Weight Distribution
22:43
Bo Nickal - Takedown System for Grappling
16:34
This New Guard System is Almost IMPOSSIBLE to Stop
18:10
Jiu jitsu guy challenges judo master (ft. Shintaro Nakano)
22:01
Knife Expert: The Truth About Knife Defense Will Shock You!
14:29
Entries off the Jab or Cross
13:06
Fencing is a Broken Sport: Here's Why.
15:58