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Fantastic Four #147 front cover
~8.0 AI-Estimated
Approximate
Condition Profile
FANTASTIC FOUR #147
MARVEL COMICS · 6/74
UNIT ECA-039339

FANTASTIC FOUR #147

Frightful Four return as Medusa fills in for a very pregnant Sue Storm

SIG 3/10 Available

// Unit specification

PublisherCover dateEraVariantKey attributeStatus
Marvel Comics June 1974 Bronze AVAILABLE

// Copies in archive

UnitGradeVariantStatus
ECA-028220 ~8.0 AVAILABLE
ECA-039339 ~8.0 AVAILABLE
ECA-039399 ~6.5 AVAILABLE

// Run position

Part of an unbroken run · #1–#319 · 319 issues View all 379 available issues of FANTASTIC FOUR →

// Condition analysis

⚠ AI-Estimated / Approximate Condition Profile

Cover shows strong gloss and bright inks with sharp corners and a mostly tight spine; a faint diagonal crease is visible near the upper right corner of the title box and slight edge wear at the bottom left corner. No major color breaks, tears, or stains are apparent, though the book is in a protective sleeve which slightly obscures fine surface detail. Interior 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 $6
MID_RAW 4.0 – 6.0 $18
HIGH_CERT 9.8 SLAB $450

// Archive commentary

Fantastic Four #147 arrives during the team's mid-1970s Bronze Age run, penciled by Rich Buckler and inked by Joe Sinnott, with a script generally credited to Gerry Conway. The issue is part of a multi-part arc in which the Frightful Four (Wizard, Sandman, Trapster, and the amazon warrior Thundra) move against the team while Sue Richards, pregnant and increasingly incapacitated, is temporarily replaced on the roster by Medusa of the Inhumans. It is a solid example of the era's ensemble-driven superhero storytelling rather than a first appearance or origin issue, and it carries no landmark creator debut or death to elevate it beyond a well-regarded chapter in a long-running title.

Market data shows a book that trades steadily but modestly across the grade spectrum, with values clustering in the thirty-to-fifty-dollar range from grade 7.0 up through 9.2, before a sharper climb at 9.4 and 9.6 driven by relative scarcity at the top of a 143-copy census. The absence of recorded sales at 9.8, despite nine copies on census, points to a small pool of top-end holders rather than genuine unavailability, and the pricing curve suggests collectors are willing to pay a real premium once a copy clears the 9.4 threshold. Demand is driven primarily by completists building a full run of the Fantastic Four's Bronze Age issues and by the Medusa/Thundra subplot's appeal to Inhumans-adjacent collectors, rather than by any single marquee event within the issue.

This is a book best suited to run-builders and dedicated Fantastic Four collectors rather than speculative key-issue buyers. Lower and mid-grade raw copies move inexpensively and are readily available as reading or filler copies for long-box collections, while high-grade certified examples see meaningfully more competition as census population thins near the top. Long-term appreciation will likely track the broader Bronze Age FF market rather than outperform it, making the book a steady but unspectacular holding.

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