Michael Holt, the CEO of Holt Industries, and one of the world's most brilliant inventors and tacticians who operates as a vigilante Mister Terrific, using the T-Spheres to fight crime as member of the Justice Gang, frequently working alongside the Kryptonian superhero Superman. After a battle against a Kaiju, Luthor exposed Superman's alleged mission to conquer Earth, turning the world and the Justice Gang against him. When Superman's girlfriend Lois Lane went to the Justice Gang for help to rescue Superman, they initially refused, but Holt went behind the rest of the team's backs and offered to help Lane on his own. They broke into Lex Luthor's Pocket Universe, and assisted Superman's escape alongside Krypto, Metamorpho and his son