The Kryptonians in the Comic World

A man who was born frail and sickly traveled to the world of American comics and obtained Superman's genes. So will there be one more Superman? Or an ordinary person who has gained power? Please use this book as the main timeline for PS. PS This is a fusion world, please don't blame me if something is wrong. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.