Pretty interesting that this is still a thing. Five years ago, people noticed that there were a bunch of recurring characters in AI Dungeon:

https://old.reddit.com/r/AIDungeon/comments/iziu7r/list_of_a...

and moreover, those where from a choose your own story page which the author had been fine-tuning on (without permission, of course, also some of those stories were ao3-level indecent).

I wonder if a similar explanation can be found for "Elias Thorne".