You can show them how to mod something they already play/like
If you do not wish to interact with me, Lemmy has a wonderful block button, you don’t have to tell me how you want me to act, that is odd behavior and you wouldn’t do that when interacting with people in real life if you live in a civil society, it is odd to try to control how others interact with people instead of just blocking them when it is so convenient to do.
You can show them how to mod something they already play/like
Scratch, theres a foss alternative you can selfhost I think
don’t thinks the one I saw, mightve been a flathub app not a selfhosted thing