The Regressor Can Make Them All - Chapter 260

A mysterious and strange world, a human civilization lacking power, and a horrible and turbulent world of human life, Luo Kai survived humblely as a prisoner. Pain and suffering honed his will. War and killing promoted his growth. He suddenly looked back. Is already one of the most powerful beings in this world.

- Description from novelbuddy

Osho woke up in a world both similar but also vastly different from the Earth called the Azure Star. This world is populated by terrible beasts and vile monsters that at one point pushed humanity to the brink of extinction. However, humans discovered an ability the changed the course of the bleak future. The ability to Tame beasts.As such, Beast taming became the most common profession among humans, and powerful beast tamers have power, wealth, fame, and so on. It is Osho's goal to become the most powerful beast tamer alive, and his unique ability, one that allows him to evolve his beast's, makes that all the more possible.

Ever since He Mulan, a 28 year old forensic investigator, transmigrated into the post-army civilian Hua Mulan’s body, she’s been under a lot of pressure. Unlike the folktale ending, there are no flowers or applause to be found here. After leaving the army and returning to her hometown, word by the countryside has painted the now 32 year old Hua Mulan as a homicidal maniac, an old hag, and a freak of nature, among other nasty things. Between piecing together Hua Mulan’s scattered memories, grappling with her fellow villagers’ prejudice against her, and fending off Mrs Hua’s attempts to match make her, He Mulan has her hands full. All He Mulan wants to do is protect Hua Mulan’s body till her soul comes back, but fate has other plans…

- Description from Novelupdates