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Journey Into Mystery #104 front cover
~6.0 AI-Estimated
Approximate
Condition Profile
JOURNEY INTO MYSTERY #104
MARVEL COMICS · 5/64
UNIT ECA-030766

JOURNEY INTO MYSTERY #104

Silver Age Thor adventure by Lee and Kirby, featuring Loki, the Enchantress, and the Executioner

SIG 4/10 Available

// Unit specification

PublisherCover dateEraVariantKey attributeStatus
Marvel Comics May 1964 Silver AVAILABLE

// Copies in archive

UnitGradeVariantStatus
ECA-030766 ~6.0 AVAILABLE
ECA-020366 ~2.5 AVAILABLE

// Run position

Part of an unbroken run · #92–#114 · 23 issues View all 53 available issues of JOURNEY INTO MYSTERY →

// Condition analysis

⚠ AI-Estimated / Approximate Condition Profile

This 1964 pre-direct-market issue shows general handling wear consistent with a mid-grade Silver Age book: notable overall wear along the spine with a visible crease/stress line near the top edge, some corner softness (especially bottom right), and light surface wear/soiling across the cover giving a slightly muted color to the tan background. There is a small vertical crease near the top edge cutting into the top logo area, and minor edge chipping along the top and side edges. The book is housed in a protective sleeve, which limits full assessment of surface gloss; interior pages and back cover were not visible or assessed.

// Valuation — market reference

⚠ AI-Estimated values — approximate, not an appraisal
BracketGradeEst. market valueMarker
LOW_RAW 0.5 – 1.5 $20
MID_RAW 4.0 – 6.0 $78
HIGH_CERT 9.8 SLAB $3,800

// Archive commentary

Journey Into Mystery #104 arrived in the spring of 1964 as part of the Lee-Kirby Thor run that was rapidly establishing Marvel's version of Norse mythology as ongoing superhero continuity. The issue continues the arc introduced the previous month, in which Loki recruits the Enchantress and the Executioner as recurring adversaries for the Thunder God, deepening the rogues' gallery that would go on to figure prominently in later Avengers and Thor stories. Kirby's pencils, in this period inked by Chic Stone, give the Asgardian material a sense of scale and pageantry that distinguished the strip from Marvel's contemporary street-level superhero books, while Stan Lee's script keeps the mythic material anchored in soap-opera character work.

The FMV curve for this issue reflects a well-collected but non-key mid-run Silver Age Thor book: values climb gradually through the mid grades before accelerating sharply above 9.0, a pattern typical of Silver Age comics where high-grade survivors are scarce relative to demand from Thor and Kirby completists. Demand is driven less by any singular first appearance in this specific issue and more by its place within a tightly followed Loki/Enchantress/Executioner storyline, plus generalized collector appetite for early Kirby Asgard artwork. The absence of any 9.8 on the current census, despite recorded sales at that grade, underscores how thin the top end of the pop report remains for this title.

This book trades as a strong secondary title in a Thor run assembled by Silver Age Marvel collectors and Kirby specialists rather than as a headline key sought by generalist investors. Low- and mid-grade copies move steadily as reading-run filler for collectors building a complete Journey Into Mystery set, while high-grade certified copies are chased more selectively by condition-census hunters and long-term Kirby art collectors, with pricing sensitive to the very small number of copies graded 9.4 and above.

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