Davilas Dyess
From RocksfallWiki
The Prince-Imperial, son of Ombretta and grandson of Enzephir. Blond, handsome, charming, and very, very nasty. Mustache-twirlingly evil serial rapist (known victims including Lygia Strawn - to teach Boden a lesson - and his younger sister Katia - for fun), this Prince-Imperial eventually got his comeuppance when slain in a duel by Kalman...