(Ghost Appearance) On that note... you could always make "The Angry Princess" one of them from the "13 Ghosts" Movie...
buuut I think Bloody Mariam technically counts as her already? They are quite a bit alike... But only because they both use a mirror and have red hair 😆
Only you would know since you're the dev lol... I dunno.
Only other idea I had really for ghost appearance. :/ Gotta admit though... in her own way, she is freaky and sexy as hell. 😄I wish you luck with your inspirations.