Comprehensive Comic Fighting: Trade Usopp for Aizen at the Beginning!

Comprehensive comics, pure development, fighting oriented. Yan Yu traveled through time and became the manager of the "Superpower Operations Room". His mission is to package and train those with natural abilities, let them participate in various fighting competitions, participate in various variety shows and movies, and turn them into stars. When Yan Yu got to know more deeply, he realized that this world was absurd. All the superpowers are two-dimensional characters! So, a few years later. Saitama: "I used to be just an insurance salesman. It was Yan Yu who shaved my hair and discovered my potential. He was my boss." Aizen: "Manager Yan is the only one who can see my needs. He found me a piece of 'Beng Jade', which pushed me beyond my limits!" Luffy: "Manager Yan taught me how to use fifth gear!" Kamijou Touma: "Because of Mr. Yan, I controlled the power of my right hand, and I won the World Fighting Championship with Jōshin Touma... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.