Firepower: Starting from the Members of the Jianghai Team

Because of an accident, Wang Chan accidentally awakened to the Yo-Yo modification and design system. Other people's systems always give you what you ask for, but his own system only gives you some knowledge and useful information. How to implement it depends on yourself. From design to production, he tailors the most suitable balls for himself and his teammates, from 1a to 5a, and all kinds of tricks are not a problem. He helps Li Fei defeat Mike, guides Milly to become confident, and also gains a wonderful life of his own... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.