https://discuss.eroscripts.com/t/a-long-time-story-how-to-sell-scripts-a-poll-is-included/49381
Onlyfans is only for 10% a possibility. But the vote is 2 weeks old, a lot of things changed since gumroad shops and a patreon were started.
If you use copyright material what is not yours, you still get trouble. I don’t think anyone wants to risk an injunction or worse 