Tales Of Mystery is an American comic book published monthly by Kalos Comics since 1937, best-known for introducing the iconic superhero Mongoose in issue #27.
Issue #27, 1939
First appearance of the costumed crime-fighter Mongoose.
Issue #86, 1946
First appearance of the villainous magician Doctor Arcane.
Issue #295, 1963
First appearance of the body-stealing dream creature Chthyra.