Not really sure what he is but this comes immediately to mind: https://en.wikipedia.org/wiki/Strahd_von_Zarovich "He is a malignant narcissist trapped by his malignant narcissism – forever alone, forever feared and unable to change. Salvation is beyond him. He is framed as inhumanity personified, often serving as a cautionary tale: once you lose your humanity, you can never get it back."