[Chara hisses and shields their face with their arms like a vampire exposed to the sun when the device is tilted towards them.

Well, no, actually they don't. They just sort of duck their head so their fringe falls over their eyes and then start calmly but firmly edging out of frame. They're not a fan of cameras, sorry.]

If you have met Sans, then you may recall he has no hair. We believe he would be delighted to be given a reasonable facsimile.