Lex Luthor and Joker: rivals in their own right just as much as their adversaries are allies. But this time, things take a mind-bending turn when Luthor's genius and the Joker's madness switch!
Jerry Ordway, David S. Goyer, Geoff Johns, Jeff Smith, Elliot S! Maggin, Otto Binder, Paul Kupperberg, Roy Thomas, Duncan Rouleau, Barry Kitson, Peter Krause, Don Newton & Curt Swan
Dennis O'Neil, Len Wein, Cary Bates, Elliot S! Maggin, John Byrne, Paul Kupperberg, Marv Wolfman, Mike Mignola, Dave Cockrum, Marshall Rogers & Howard Chaykin
Jerry Ordway, Dennis O'Neil, Elliot S! Maggin, E. Nelson Bridwell, C.C. Beck, Bob Oksner, Dave Cockrum, Kurt Schaffenberger, Dick Giordano & Pat Broderick