Lucius Fox is a fictional character in the DC Comics universe, primarily known for his role in the Batman series. He is often depicted as a brilliant inventor and engineer who works for Wayne Enterprises. Fox is responsible for developing advanced technology and gadgets that assist Batman in his crime-fighting efforts. In addition to his technical expertise, Lucius Fox serves as a mentor and ally to Bruce Wayne, the man behind the Batman persona. His character often embodies themes of innovation and intelligence, showcasing the importance of technology in the fight against crime.