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Journey into Mystery #100 cover
Cover: Jack Kirby & Sol Brodsky

Journey into Mystery #100

Jan 1964 · Marvel · 0.12 USD
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In "The Master Plan of Mr. Hyde!", Stan Lee and Don Heck deliver a tense thriller as Mister Hyde abducts Don Blake and Jane Foster, using Jane as leverage to steal a submarine. With Thor caught in a web of deception, Jane’s desperate attempt to protect Don leads to a shocking revelation that tests her worthiness in Odin’s eyes—while the real culprit remains hidden in plain sight. The cover by Jack Kirby and Sol Brodsky captures the drama with bold, dynamic flair.

Contains 3 stories
The Master Plan of Mr. Hyde!
13 pp · Superhero
Thor [Doctor Donald Blake]Mister Hyde [Calvin Zabo]Jane FosterOdin

In "The Master Plan of Mr. Hyde!" from Journey into Mystery #100, Mr. Hyde orchestrates a daring scheme that traps Don Blake and Jane Foster, using Jane as a pawn to steal a submarine. As tensions rise and Thor races to intervene, Jane’s desperate attempt to protect Don leads her to stop him—unaware that Hyde has manipulated the truth. The police uncover the frame-up, but Jane’s actions have already sealed her fate in Odin’s eyes.

The Unreal!
5 pp · Science Fiction

In "The Unreal!", a man shares a vivid dream with a psychiatrist—one where he journeys on an expedition and confronts an alien who looks, speaks, and acts entirely human. The doctor brushes it off, insisting such a being couldn’t exist, leaving the dream’s true meaning hanging in the air.

The Storm Giants [The Boyhood of Thor!]
5 pp · Fantasy
ThorLokiOdinAgnar, King of the EaglesStorm Giants

In "The Storm Giants [The Boyhood of Thor!]", young Thor and his clever companion Loki set out on a perilous quest to recover the stolen apples of the goddess Iduna, stolen by the fearsome storm giants. With each challenge they face, Thor must prove his worth, testing his strength and courage in ways that may yet earn him the right to wield Odin’s enchanted hammer.

ComicBooks.com Value

Our Model is In Beta
Raw (VG) $48
CGC 9.6 · 5 in census $4,615
CGC 9.4 · 10 in census $3,561
CGC 9.2 · 13 in census $1,216
CGC 9.0 · 25 in census $502
CGC 8.5 · 41 in census $367
CGC 8.0 · 34 in census $240
Show all 21 grades
CGC 7.5 · 39 in census $240
CGC 7.0 · 55 in census $138*
CGC 6.5 · 40 in census $138
CGC 6.0 · 35 in census $119
CGC 5.5 · 37 in census $98
CGC 5.0 · 40 in census $98
CGC 4.5 · 40 in census $74
CGC 4.0 · 35 in census $64
CGC 3.5 · 22 in census $57
CGC 3.0 · 15 in census $52*
CGC 2.5 · 3 in census $46*
CGC 2.0 · 5 in census $35*
CGC 1.5 · 2 in census $29*
CGC 1.0 none in existence
CGC 0.5 · 1 in census $21*
* estimate — limited direct-sales data at this grade
Our model’s value — refined as new sales data arrives · CGC census counts shown where available

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Full credits

writer Stan Lee
artist, inker Don Heck
letterer S. Rosen
cover pencils Jack Kirby
cover inks Sol Brodsky

Reprints

↩ Reprints Journey into Unknown Worlds #48 (1956)

Reprinted in Marvelserien #4 (1967), Fantastic! #22 (1967), Marvel Tales #14 (1968), Tales of Asgard #1 (1968), Il Mitico Thor #4 (1971), Il Mitico Thor #8 (1971), Spider-Man Comics Weekly #18 (1973), Hulk #4 (1974), Eclipso #50 (1975), L'Inattendu #4 (1975), Thor e i Vendicatori #150 (1977), The Mighty Thor #6 (1978), Thor #8 (1978), Star Wars Weekly #60 (1979), Thor le fils d'Odin #9 (1980), Spindelmannen #11/1980 (1980), Edderkoppen #11/1980 (1980), Die Spinne #95 (1983), The Marvel Saga the Official History of the Marvel Universe #12 (1986), Marvel Masterworks #18 (1991), Thor #450 (1992), Marvel Masterworks #26 (1993), Marvel Masterworks: The Mighty Thor #[1] (1999), Essential Thor #1 (2001) + 20 more

Key issues in Journey into Mystery

Variants (1)

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