The Comic Book Collector's Blog

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Practical guides, expert advice and resources to manage, value and grow your comic book collection.

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Collector's Guide

War Machine: “first appearance” of what, exactly?

Two neighboring issues claim the same first appearance and are both right: one shows the equipment, the other the character.

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Collector's Guide

Two first appearances separated by a decade

The person first, the costumed identity much later, and there is no obligation to specify which one.

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Collector's Guide

The creature is worth three times its creator

The creator is an intention, the creature is a conflict. The market records it, a few numbers apart.

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Collector's Guide

Vision: a character's origin is not their first appearance

Two exact mentions, two separate booklets published one number apart: the market does not buy the same thing as the reader.

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Collector's Guide

Vision: what is still worth a booklet whose cover has disappeared

A copy without a cover fetched $54.99, above four complete objects from the same statement: incomplete is a category, not a reject.

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Collector's Guide

When Jim Valentino writes without drawing: the side that we cannot isolate

107 ads credit him as screenwriter, none certified. What writing for others changes, and how to separate two bibliographies that the market confuses.

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Collector's Guide

Jim Valentino: where to stop in a bibliography without progression

Four blocks without continuity between which you must choose rather than progress. The performance of each, the dropout points, and why two is enough.

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Collector's Guide

Valentino's line in the face of color: why the copy counts

Thrifty drawing has no defense against poor coloring. What each regime does to its trait, and the criterion for choosing between two examples.

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Collector's Guide

Jim Valentino and the founding of Image: the contribution that cannot be collected

The founding principle, what it cost those who adopted it, and why its own series bear no bonus as of August 29, 2026.

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Collector's Guide

1992: the most speculated year of the medium wonders at 5 dollars

175 listings, major first issues at $1.00. The mechanism explained, what survived, and how to recognize a bubble in progress.

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Collector's Guide

Guardians of the Galaxy 1990: not the film crew

Same title, different team, different century. Median at $6.98 and numbers at $0.99 as of August 29, 2026, and the research bias that distorts comparisons.

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Collector's Guide

Shadowline: the label that 19 ads mention, and hundreds of titles

Jim Valentino's greatest contribution is his most invisible. What an editorial label does, why the market doesn't index it, and how to spot it.

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