Justice League of America — DC Comics
Issue: #27
Last valuation update: 2022-07-02
An extradimensional being attempts to thwart the JLA's success rate when he discovers their success drains his life-force.Inside their Secret Sanctuary, the Justice League of America answers their mail. A letter from millionaire philanthropist, Bruce Wayne, peaks Superman's curiosity. Among his fellow members of the Justice League of America, only Superman knows that Wayne is, secretly, the Batman...
Creators: Gardner Fox, Bernard Sachs, Mike Sekowsky
Characters: Batman, Dick Grayson, Superman, Martian Manhunter, Hal Jordan, Aquaman, Barry Allen, Wonder Woman, Green Arrow, Snapper Carr, Ray Palmer, Amazo