The World of Animal Martial Arts

This is a world dominated by beasts. People use beasts as their own weapons to fight. There are all kinds of rare and exotic beasts. The protagonist is a little black at the beginning, and he relies on fighting in the later stages. It is the first work of a newbie. I apologize for the bad writing. I accept advice, but I do not accept abuse. I hope everyone will take care of me. Thank you?? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.