I'm going to be honest, you don't have the obligation to do nothing about those demands.
Those things were made by YOU and by the thought of YOUR FANS.
If we are realistic, Lipstor is trying to ruin YOUR game, your spirit, and your image
The best thing for everyone is to stop giving her attention, stop focusing in the words of people that is not related to you or your work.
In my honest opinion, I'll suggest to stay away from Itch.io, Fanbox, Subscribestar; for a few days or weeks and restart the development.
It might be stressful and tiring to have to deal with this circus. Take care of yourself and your health. My two cents.