Dracula (Billy and Mandy)

Lord Dracula is the overlord of all immortal vampires and was Grim's boyhood idol. When he danced for the teenage Tanya, she instantly fell in love with him, they married and had a son named Richard who does not seem to have inherited any of his vampire abilities. However, Dracula ran away from her when she beat him up while he was in bat form, since Tanya never know he had such an ability. He dislikes that his grown son and young grandson are nerds.