Travelling through multiverse

You can say this is the first time I am writing with this kind of story so it may be not to your taste. Our MC is born in Japan and is summoned to another world with his whole class and from there on starts his adventure. This is a fan fiction and the first worlds is Arifureta and other are also coming later. Also there may be many changes in the story and characters personality. ***** WARNING:I do not own the characters except for our mc and other oc.