CEO of Wayne Enterprises, Lucius Fox has the "Midas Touch", an ability to turn failing businesses into successful conglomerates. Fox is called in to the failing Wayne Enterprises and brings a balance to both Bruce Wayne's private and business finances. In Batman Confidential, he is in charge of a project that produced the prototype that would become the Batwing. Fox even ran the Wayne Foundation while Bruce carried out the policies. Fox was always approached by other companies since they wanted his expertise and he was happy to give them advice, however he still wanted to stay working at Wayne Enterprises.
In Batman: Haunted Knight, it was revealed a younger Bruce Wayne rescued Lucius from muggers in France. Lucius and Bruce both started a charity together.
Fox was one time captured by the terrorist Baron Bedlam prompting Bruce Wayne, as Batman, to form a group known as the Outsiders to rescue him. When Lucius suffered from a stroke, Bruce took good care of him and his family.
In Red Robin, it was revealed the Lucius had a daughter named Tam. Lucius sent tam to find Tim Drake only discover he is the Red Robin and become involved in his battles with the League of Assassins. Fox faked his own death to combat his enemies in piece and Tam realized Bruce was Batman. Tam decided not to report any of this to her father.
Lucius is also established as having a son who is a boxer named Luke, who becomes the vigilante known as Batwing using a high-tech costume designed by his father. Both Luke and his predecessor as Batwing, David Zavimbe, are agents of the international crime-fighting organization Batman Incorporated. Lucius even taught Luke all he knew about business.
In Batman Beyond, he has a son named Lucius Fox Jr. who runs a company called FoxTecha.
- Batman The Animated Series
- The New Batman Adventures
- The Batman Gotham
- Batman Begins
- The Dark Knight
- The Dark Knight Rises
- Batman: Gotham Knight