Feisheng Shibai, Zhihao Zuo Lie Mo Renle

Qiu Qian, a brilliant cultivator, failed in his ascension and space-traveled into a fantasy world of witchers. Out of curiosity, he decides to become a witcher and exterminate the monsters. His immense power attracts the attention of numerous females of this alternate realm, including she-elves, sorceresses, and dancers, all of whom wish to become his companions... (Source: Webnovel)