Comic Book: Mystic Comics (1940 series)

Mystic Comics #1

March 1940
"Introducing Flexo the Rubber Man"
Script: Will Harr
Doctors Joel and Joshua Williams, two scientists who have built Flexo, a remote-controlled rubber robot filled with a secret gas, make arrangements to borrow a supply of radium from the local hospital for their experiments. [...]

Mystic Comics #2

April 1940
"The Plot against America"
Script: Unknown
Known publicly as society playboy Earl Everett, Excello is a naval intelligence agent whose extraordinary mental powers allow him to visualize distant events and people. [...]

Mystic Comics #3

June 1940
"Menace of the Star Gazer"
Script: Unknown
Dr. Gair, the head of a crime syndicate, meets with a robed Star-Gazer who claims to have a method capable of stopping the Blue Blaze. [...]

Mystic Comics #4

July 1940
"The Trustees of Hate"
Script: Harry Douglas
Deep in the Balkan mountains, between the fictional countries of Borsia and Gratzia, stands a sinister fortress the peasants call Horror Hall — headquarters of the Trustees of Hate, a criminal organization led by the ruthless Dr. Vortex. [...]

Mystic Comics #5

March 1941
"The Origin of the Black Marvel"
Script:
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Mystic Comics #6

October 1941
"Meet the Destroyer"
Script: Stan Lee
[...]

Mystic Comics #7

December 1941
"The Machine of Death"
Script: Stan Lee
[...]

Mystic Comics #8

March 1942
"The Largest Diamond in the World"
Script:
[...]

Mystic Comics #9

May 1942
"Hitler Speaks"
Script: Stan Lee
[...]

Mystic Comics #10

August 1942
"Battling the Underground Factory Fiend"
Script:
[...]