Legend of a Fighter
A famed martial arts master must face off against his mentor in a brutal duel.
Starring Leung Kar-yan, Yasuaki Kurata, Simon Yuen Yat-Choh, Phillip Ko, Brandy Yuen Jan-Yeung, Lau Hok-Nin, Charlie Chan Yiu-Lam, Steve Lee Ka-Ting, Lee Ka-Ting, Huang Ha
Watch "Legend of a Fighter" on Tubi TV released in 1982. It's a action & adventure and history movie, and has a rating of 7.3 out of 10 from Imdb which is usually fine for this kind of movie, and is currently available to watch for free.