The Matrix Backtake
18:51
The Complete Matrix Guide
9:24
K Guard system
9:52
Learn the Crab Ride w Espen Mathiesen
4:43
Owen Jones Teaches The Finer Points Of Reverse Closed Guard
7:33
Intro to Key Master Hook ( Triangle, Ankle Lock, Matrix)
11:46
Espen Mathiesen vs Natan Chueng / European Championship 2024
11:50
Espen Mathiesen v Lucas Protasio / European 2022
8:02