Oh. I see. I thought the washing had something to do with her being a beholder.

I think it would depend on the table. I for one know I would not like it.

I think a don’t get it.

I think it is - in fact - the exact opposite of it. It’s gaslighting and player vs. DM mentality. If I was a player, I would have a serious word with the DM afterwards and when I am the DM, I refrain from such actions altogether.

You are aware that most of DnDs mechanics are focused on simulating fights? If you do not like that, you are maybe playing the wrong system. Beyond that, how are you totally useless in combat? All classes get combat-abilities in one way or another and are designed to be at least moderately useful.