My hardest muse was probably Reala from NiGHTS Into Dreams The triple threat of him being a fairly obscure villain, almost guaranteed to have negative CR with literally everyone, and worldview/morality framework that was hard to wrap my head around.
Let's play a game, Plurk. It's called "Do I assume there's not actually a giant bug in my bedroom because my vision is really shitty, or do I shut myself into the bathroom for a few hours just in case?"
I'm gonna vaguely steal from chocolateisbrainfood and try out OC O'Clock again. Give me a letter their name will start with, 1-3 genres, 3 character traits or tropes they must have, and 1 trait or trope they must not have, and I'll try to think up a character for you.