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Showcase #4 Variation A

DC · September, 2026

1st appearance of Flash (Barry Allen); 1st appearance of Iris West; 1st appearance of Mazdan; Begins DC Silver Age revival of heroes

Flash: Mystery of the Human Thunderbolt!; Flash: The Man Who Broke the Time Barrier

 Robert Kanigher, John Broome

 Carmine Infantino
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