All-Flash #6

In "The Ray That Changed Men's Souls!," the Three Dimwits accidentally unleash a mysterious purple ray while experimenting with a sunlamp and a battery, only to discover it alters people's behavior by affecting their bodily secretions—transforming moods, conduct, and even thought patterns in unpredictable ways. Written by a team of early 1940s creators and illustrated with period-accurate flair, this 13-page tale from All-Flash #6 blends mad science and psychological intrigue in a quirky, character-driven mystery.

In "The Ray That Changed Men's Souls! Chapter 2: The Curse of Fame!", the sudden fame of the Three Dimwits—and their mysterious purple ray—draws crowds desperate to transform themselves, but also attracts criminals eager to exploit the phenomenon. As the Flash steps in to manage the chaos, he faces not just the lure of fame, but the real consequences when people’s personalities shift in ways no one expected.

In "The Ray That Changed Men's Souls! Chapter 3: The Adventure of the Topsy-Turvy Town," Flash faces a bizarre twist when the purple ray he recovers doesn't just alter the criminal gang—it swaps personalities between himself, the Three Dimwits, and the very speedster they tried to outwit. Written by a team whose work defines the era, this 1942 All-Flash tale delivers a wacky, high-speed reversal of roles that leaves the city in chaos and the heroes in unfamiliar shoes.

In "The Ray That Changed Men's Souls! Chapter 4: The Case of the Chameleon Characters!", the Flash returns to action after reclaiming his mind, hunting down "Trigger" Tom and his gang who’ve been exploiting the chaos of a city without a speedster. With his wits and lightning reflexes, he confronts the criminals and finally dismantles the dangerous purple personality ray that fueled their schemes.