Justice League of America #65 (September, 1968)

When last we left the non-costumed, non-codenamed, but nonetheless quite formidable supervillain T.O. Morrow — at the conclusion of the first half of 1968’s Justice League of America-Justice Society of America summer team-up extravaganza — he’d just managed to kill all the current members of Earth-Two’s JSA (some of them for the second time that issue), and was preparing to head back to his home world of Earth-One to similarly wipe out the JLA — secure in the knowledge provided by his future-predicting computer that the only way he could be stopped was if the Red Tornado intervened; and since the Red Tornado was 1) his own android creation, and 2) also dead, he was sitting in clover, as the saying goes.  Read More