Unscientific Beast Taming UBT

Shi Yu woke up one day in a world built on the foundation of Beast Taming, where powerful monsters roam and great societies formed around the Beast Tamers who tame them. After concluding that he'd been reincarnated because he was good looking, he put his skills as a mythology expert to use, aiming to become a professional Beast Tamer so he wouldn't be poor again in this life.
Thankfully, he had been reborn with a trump card in this life, a Skill Index that broke certain rules of the Beast Taming world. Starting from zero by secretly copying and teaching skills to domestic and wild beasts alike, Shi Yu stepped on the path of Beast Tamers as he raised a bunch of logic-defying and unreasonably strong beast pets...
Key Words: Beasts, Beast Pets, Pets, Summoning