Action Comics #827 (1938)

Legendary artist John Byrne returns to illustrate the adventures of the Man of Steel, joined by fan-favorite writer Gail Simone (BIRDS OF PREY) and inker Nelson (TEEN TITANS)! Expect high adventure, slam-bang action and insightful character moments as Superman faces both new and familiar threats.
It all kicks off in this issue as Dr. Polaris seeks Superman's protection from a new mistress of magnetism: Repulse!