Elsa Bernstein is a supporting character in the anime and visual novel series Demonbane. She is a skilled and intelligent member of the Black Lodge, serving as a scientist and engineer. Elsa is responsible for the development and maintenance of various magical devices and mecha used by the organization. Despite her affiliation with the antagonists, she is portrayed as dedicated, hardworking, and possessing her own sense of ethics, making her a complex and memorable figure within the story's conflict.