The Master Strikes Back(1985)

In The Master Strikes Back, Hong Kong's Steadicam pioneering director Sun Chung brings back legendary Ti Lung to play famous weapons instructor Tung Tieh-cheng, who is invited to teach a Ching official's soldiers, in this unofficial sequel to The Kung-fu Instructor. But after his son is kidnapped and castrated what follows is a chaotic, human whirlwind of slicing and dicing compliments of the highly touted martial arts director and one of Jackie Chan's kung-fu classmates, Yuan Te.