Bill is a cunning, blasphemous, eccentric, sadistic, psychopathic, and physically irreverent skeleton monster who finds most things amusing, particularly if they cause distress or harm to others. He is outrageous and outlandish, as well as a quick talker and thinker. He finds most things amusing, and he makes deals with people. He works together with Die Sans. He also has a golden yellow cane that he uses, and has a floating top hat. He wears a black and yellow fancy suit.