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Justice League of America #143 front cover
~7.0 AI-Estimated
Approximate
Condition Profile
JUSTICE LEAGUE OF AMERICA #143
DC COMICS · 6/77 · NEWSSTAND
UNIT ECA-001853

JUSTICE LEAGUE OF AMERICA #143

Bronze Age JLA issue introducing Mark Shaw as the Privateer, with Wonder Woman resigning from the League

Key Issue SIG 4/10 Available

// Unit specification

PublisherCover dateEraVariantKey attributeStatus
DC Comics June 1977 Bronze Newsstand 1st appearance of Mark Shaw as the Privateer (later Manhunter); Wonder Woman resigns from the Justice League; 2nd appearance/return of Construct and reorganized Injustice Gang AVAILABLE

// Copies in archive

UnitGradeVariantStatus
ECA-001853 ~7.0 Newsstand AVAILABLE

// Run position

// Condition analysis

⚠ AI-Estimated / Approximate Condition Profile

Cover shows a visible vertical crease/bend running through the left third of the image near the indicia box, and general handling wear with slight surface sheen loss. Corners appear reasonably sharp with only minor blunting, and no major tears or color breaks are evident. The book is in a protective sleeve which obscures fine surface texture and any spine stress ticks; 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 $2
MID_RAW 4.0 – 6.0 $8
HIGH_CERT 9.8 SLAB $280

// Archive commentary

Justice League of America #143 (DC Comics, June 1977) is a transitional Bronze Age issue notable for two distinct threads: the debut of Mark Shaw in his original identity as the Privateer, a bounty-hunter character who would later be retooled into the more prominent hero Manhunter, and the dramatic exit of Wonder Woman from the League's active roster. The issue also features the reorganized Injustice Gang and the return of the villain Construct, tying it into the ongoing Satellite-era JLA continuity written by Steve Englehart with earlier plotting credited to Gardner Fox, and art by the longtime JLA team of Dick Dillin and Frank McLaughlin alongside contributions from Mike Sekowsky, Bernard Sachs, and Jack Abel.

Market data reflects a book with modest but persistent collector interest rather than broad key-issue demand. Certified sales cluster in the low-to-mid double digits across most grades, with a sharp value inflection only at the 9.6 and 9.8 tiers, where population remains thin relative to sales activity. This pattern is typical of a Bronze Age Justice League issue whose appeal rests on team continuity and a minor, non-costumed first appearance rather than a headline character debut; raw copies in lower grades trade for token amounts, while high-grade certified examples command a real but limited premium driven by census scarcity rather than character demand.

This issue suits JLA run collectors and Bronze Age completists more than character-driven investors, since Mark Shaw's Privateer identity is a footnote compared to his later Manhunter and Green Arrow-adjacent appearances. Expect steady, unspectacular movement in raw and mid-grade copies, with high-grade CGC 9.6-9.8 slabs occasionally spiking on scarcity when few copies surface. It is a reasonable buy for team-run collections and 52-page Bronze Age specialists, but it does not carry grail-level demand.

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