I'm a Godfather in Another World

The honor student Yang Jiu always wished that he could be an anti-hero, and then he found himself transmigrated to another world after an accident. He was immediately betrayed and thrown into the treacherous wuxia world. But as he witnessed incredible feats of kung-fu and saw wuxia masters kneeling before the golden throne, even as the kingdom faced foreign invaders, he realized that "Bureaucrats and soldiers are worthless. Only an underworld kingpin can save the day." And that was when the young man embarked on his journey of conquest.

(Source: Tencent, translated)