World's Finest Comics — DC Comics
Issue: #173
Last valuation update: 2022-08-03
The Jekyll-Hyde Heroes (Superman, Batman and Robin / written by Jim Shooter) The evil Dr. Aaron uses his "Psyche-Distortor" chemicals to turn the heroes into people they fear the most : Batman into Two-Face and Superman into Kralik! The two new villains rampage Metropolis. Can Robin save the day? Or will someone else defeat the mad scientist? The Super-Key to Fort Superman (Editors' Round Ta...
First appearances: Kralik
Creators: Jim Shooter, George Klein, Curt Swan, Stan Kaye, Wayne Boring, Mort Weisinger, E. Nelson Bridwell, Jerry Coleman
Characters: Batman, Dick Grayson, Superman, Two-Face, Lois Lane, Jimmy Olsen, Composite Superman, Kralik