CollectionPlnr
Back to Marvel Mystery Comics
Marvel Mystery Comics #3

Marvel Mystery Comics #3

Cover A

Key Facts

  • 1st appearance of Betty Dean

Market Value

Ungraded
$2,164
as of Sep 3, 2026
Graded (CGC 8.0)
$15,504
as of Sep 3, 2026
Graded copies for sale
$580 - $24,000
20 graded copies listed, as of Aug 30, 2026
Reprinted 6x

After an attack on New York by Martians, the Torch decides that a new explosive called Trinitrotoluol is probably better off in the hands of the Martians rather than allowing it to remain on Earth.

Cover Date

January 1, 1940

On Sale Date

November 17, 1939

Pages

68

Cover Price

$0.10

Editor

Martin Goodman

Credits

Characters

Betty Dean (1st appearance); David Rand; Ka-Zar the Great; American Ace; a Nazi U-boat crew (villains, introduction for all, all die); a voodoo cult (villains, introduction); Barney (the sheriff); Brace (villain); Captain Ott (villain, introduction, a Martian); Dan Barnes; Dan (villain); Diane Carson (daughter of Mr. Carson); Esther; Gwambi; Inspector Peterson; Jeanie; Jeb Barnes; Jed Sirrah (villain, introduction, death?); Jim Gardley; Jim Hammond; Josef (villain); Marie; Mr. Carson (introduction, owner of the Carson Explosive Company, death); Mr. Ritton (villain, introduction, agent of the planet Mars on Earth, death); Namor; N'Jaga; Perry Wade; Queen Ursula (villain); Quog; Steve Hardy (introduction); The Angel; The Human Torch; the Martians (villains, introduction); The Masked Raider; The Sacred One (villain, introduction, death); The Sub-Mariner; Thomas Halloway; Trajah; Tuta (an elephant); (villain); Paul de Kraft

superhero
MyComicShopeBay

Collected in