I wish I wanted one of those too, the only one I have is from black clover: The Second Life Of The Warrior
Loh_
And I know one of maou no gakuin but he was reincarnated with the powers of anos and not in his universe
The story is good and I think you could earn money if you upload advanced chapters to pa treon, it's a shame that I'm one of the people who can't afford it, but if it works for you, that's all.