There were many female protagonists in time-travel novels who were black-bellied, evil, and knew martial arts. The following were some of the novels recommended: 1 Tyrant, I'm from MI5 2 Fuyao 3 "Feng Qiuhuang" 4."The Bastard's Daughter Is Poisonous" 5 "The Rekindled Daughter of a Concubine" 6 " Time Travel and Anti-Time Travel " 7 Palace Heart Locking Jade 8 "Beautiful Unending" The female protagonists of these novels had a unique charm that you couldn't resist. I hope you will like one of them!