Swamp Thing #12 (1974) — Comic Book Value

Swamp Thing

What Swamp Thing #12 (1974) is worth — ungraded and CGC graded (6.0, 8.0).

Swamp Thing #12 (1974) value — Ungraded $9 · Grade 6.0 $27 · Grade 8.0 $32. Prices updated August 2026.

Series · Swamp Thing
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Value by grade
$9
Ungraded
3.0×
$27
Grade 6.0
3.6×
$32
Grade 8.0

Real sold prices per grade — the Grade 8.0 premium on this card is 3.6× raw.

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Which version do you have?

If you just want to own Swamp Thing #12 (2001), the $3 Standard version is the cheapest option. The higher priced Standard versions ($4, $6, $7) likely represent minor differences in condition or packaging, not significant edition changes. Buyers prioritizing ownership on a budget should take the $3 copy, while those seeking the best available condition or minor collector appeal should be willing to pay the premium for the higher-priced versions.

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Item details

Series
Swamp Thing

Swamp Thing #12 (1974) comic value

An ungraded copy of Swamp Thing #12 (1974) averages around $9. A CGC 6.0 runs about $27, and a CGC 8.0 commands $32.

What drives the price

Grade is everything in comics — spine ticks, page color, and restoration decide the number, and the jump from raw to high grade can be 10×+. Key issues (first appearances, origins, deaths) carry the biggest premiums, and early printings beat reprints.

Price guide

Sold values by grade vs. what sellers ask today

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ConditionValueBased on
Ungraded$9eBay sold comps
Grade 6.0$27eBay sold comps
Grade 8.0$32eBay sold comps

Frequently asked questions

What is the starting price for Swamp Thing #12?
The ungraded copy of Swamp Thing #12 (1974) is available for purchase.
How much is a higher-graded copy of this issue?
A Grade 8.0 copy of Swamp Thing #12 sells for $32.
Is the value significantly different between ungraded and graded copies?
Yes, the Grade 6.0 is $29, while the ungraded condition offers a different entry point into the series.

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