Justice League of America #65

In "T. O. Morrow Kills the Justice League -- Today!", the mad scientist T. O. Morrow unleashes a terrifying plan to collapse the barriers between Earth-One and Earth-Two, threatening both worlds. With the Justice League defeated and their home worlds in peril, Red Tornado becomes the unlikely beacon of hope, rallying the fallen heroes to stand against the threat. Written by Gardner Fox and illustrated by Dick Dillin, with inks by Sid Greene and letters by Joe Letterese, this pivotal 1968 issue features a cover by Dick Dillin and Joe Giella that captures the high-stakes drama of a universe on the brink.