One Punch Man male reader x RWBY: The Strongest Hero's Student

(Y/N) was a student of the most powerful hero he's ever known who was called Saitama. (Y/N) may seem like a normal guy, but he has tremendous power that no one except his Master and Geno's can fathom. One day when hanging out with his master and Geno's a strange occurrence happens that brings (Y/N) to a place that looks completely different from his city, and now he has to try and find a way to get back home in this strange place.
Disclaimer: I don't own One Punch Man or RWBY or any of the pictures and images I use, if you like both of these series please support the official Manga and Anime if you enjoy these series or the fanfiction.