So this is Master Dk Yoo ! He is Lorean martial artist and he is Master now ! He have great speed and technique ! He have been practice for over 20 yeasrs and he have 15 martial arts behind hes back! Also he is giving seminars all over the world now last years , and you can follow him in faceboook here : https://www.facebook.com/systemakorea?lst=1000a01372211229%3A100003711390551%3A1528326774
so enjoy this video plese ! Thank you !
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From @ninjatuner