is less about character and more about factors like social awkwardness, lack of friends, poor hygiene, unfortunate genetics, spending too much time online or gaming, etc
The struggle to form relationships comes from issues like what you mentioned here, which are mostly things that are a part of your character. The incel logic is circular.
Take a high-quality AI image, add some noise, blur, and compress it a few times.
Or, even better, print it and take a picture of the print out, making sure your photo of the photo is blurry enough to hide the details that would give it away.