52-page giant. The Challengers of the Unknown guest star in the Superman/Batman story, ‘When Strike the Gravity-Masters’ (script by Cary Burkett, pencils by Rich Buckler, inks by Dick Giordano), Black Canary in ‘With This Gun I Thee Slay’ (script by Bob Haney, pencils by Trevor Eeden, inks by Vince Colletta), Red Tornado in ‘Future Shock’ (script by J.M. DeMatteis, pencils by Jose Delbo, inks by Kim DeMulder), Hawkman in ‘The Insect Invasion of Midway City’ (script by Bob Rozakis, pencils Alex Saviuk, inks by Rodin Rodriguez), and Captain Marvel in ‘Assault of the Rock Eternity’ (script by E. Nelson Bridwell, pencils by Don Newton, inks by Bob Smith). Comic strip by Fred Hembeck. Buckler cover pencils, Dick Giordano cover inks. 52 Pages, Full Color.