Emperor of the Darkest Yin Legend of the Dragon : Season 1 Episode 11

Ang encounters a fierce but incompetent fighter who calls himself 'the Master of Red Chi'. After defeating and embarrassing him, he takes him back to the Dragon Dojo, where the Red Chi Master alleges he wants revenge on the Zodiac Master for leaving him. Master Chin gives Ang an important message "When you try to use the force of evil, it is the evil that ends up using you"