The one-shot Superman: Metropolis Secret Files and Origins was published with a cover date of June 2000. The issue was written by Joe Kelly, Mark Schultz, and Jeph Loeb with pencils by Cully Hamner, Pasqual Ferry, and Jeff Matsuda. The issue featured Hope Taya, Mercy Graves, Lex Luther, Bibbo Bibbowski, Jimmy Olsen, Lois Lane, Mr Wilkins, Superman, Bill Henderson, Maggie Sawyer, Dan Turpin, Steel (John Henry Irons), Kelex, Natasha Irons, Bloat, Farrar, Mr Spitzer, Shrewface, Strange Visitor, Gorilla Grodd, police officer Mike, Braniac 13, Ecantadora, Eradicator, Imperiex, Prankster, and Thorn with profiles on Superman and Lois Lane, Steel and Natasha, Eradicator, Special Crimes Unit, Hope and Mercy, Ecantadora, Prankster, Rose and Thorn, S.T.A.R. Labs, Daily Planet, Brainiac 13, and Imperiex, with a two-page cutaway diagram of Superman's Fortress of Solitude. ("Metropolica", "Municipal Bonds", "Unbearable Brightness of Being", "Fifth Dimension Fun", "Profile Pages", "Fortress of Solitude", Superman: Metropolis Secret Files and Origins 1, DC Comic Event)
