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Journey Into Mystery #88 front cover
~3.0 AI-Estimated
Approximate
Condition Profile
JOURNEY INTO MYSTERY #88
MARVEL COMICS · 1/63
UNIT ECA-030804

JOURNEY INTO MYSTERY #88

The Vengeance of Loki – Jack Kirby Thor and Loki battle from the classic early Journey Into Mystery run

SIG 4/10 Available

// Unit specification

PublisherCover dateEraVariantKey attributeStatus
Marvel Comics January 1963 Silver AVAILABLE

// Copies in archive

UnitGradeVariantStatus
ECA-030804 ~3.0 AVAILABLE

// Run position

Part of an unbroken run · #88–#90 · 3 issues View all 53 available issues of JOURNEY INTO MYSTERY →

// Condition analysis

⚠ AI-Estimated / Approximate Condition Profile

This 1963 pre-direct/newsstand-split issue shows notable wear: heavy spine stress with multiple ticks and a visible vertical crease running through the Loki figure, along with color break at the spine fold. There is edge wear and chipping along the top and right edges, a small tear/chip at the bottom right corner near the caption box, and general surface wear, soiling, and staining consistent with age. The cover appears complete and attached but with noticeable handling wear; interior pages and back cover were not assessed.

// Valuation — market reference

⚠ AI-Estimated values — approximate, not an appraisal
BracketGradeEst. market valueMarker
LOW_RAW 0.5 – 1.5 $83
MID_RAW 4.0 – 6.0 $303
HIGH_CERT 9.8 SLAB $13,500

// Archive commentary

Journey Into Mystery #88, cover-dated January 1963, arrives early in Marvel's foundational Thor run, the series that would later be retitled Thor outright. Plotted by Stan Lee, scripted by Larry Lieber, and drawn by Jack Kirby with inks by Dick Ayers, the issue pits Thor against his adopted brother Loki in a story titled "The Vengeance of Loki!" It is not a first appearance of any major character – Thor, Loki, and Odin had all already been introduced a few issues earlier in the same title – but it is a representative early chapter of the Lee-Kirby Thor mythology as it was first being built out for a monthly audience, with Kirby's cosmic figure work and dynamic Asgardian staging already well established.

Market data shows a deep, actively traded census of over 700 Universal copies with steady sales activity across nearly every grade, reflecting the book's status as a desirable but plentiful mid-run Silver Age Marvel issue rather than a chased key. Values climb gradually through the mid grades before accelerating sharply above 9.0, a pattern typical of early-1960s Marvel comics where high-grade survivors are scarce due to newsstand distribution and paper quality. The absence of any 9.8 or even 9.6 sale on record, despite a large overall population, underscores how thin the top of the census truly is and how much of a premium a top-graded copy would command relative to the already strong 9.2-9.4 range.

This issue suits collectors building a complete run of early Thor and Journey Into Mystery issues, Kirby completists, and Silver Age Marvel investors looking for liquidity across grades rather than a single grail purchase. Lower and mid-grade raw copies trade as affordable, readily available run-fillers, while high-grade certified copies see disproportionate demand from registry-focused buyers competing for a scarce handful of top census slots. A pristine 9.8, should one surface, would likely draw significant attention precisely because none currently exists on record.

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