A master villain who kidnaps Lucy Lane in order to blackmail Lois Lane into doing his bidding. Under the Maestro's control, Lois convinces Superman (who has temporary amnesia) that he is actually a criminal and manipulates him into helping her and the Maestro in taking control of a South American country. The Maestro is stopped when Lois and Superman conspire to thwart his criminal plans (SGLL No. 75, Jul 1967: "The Lady Dictator!").