Adventure Comics #420 (1972) — Comic Book Value

Adventure Comics

What Adventure Comics #420 (1972) is worth — ungraded and CGC graded (6.0, 8.0).

Adventure Comics #420 (1972) value — Ungraded $10 · Grade 6.0 $33 · Grade 8.0 $57. Prices updated July 2026.

Series · Adventure Comics
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Value by grade
$10
Ungraded
3.3×
$33
Grade 6.0
5.7×
$57
Grade 8.0

Real sold prices per grade — the Grade 8.0 premium on this card is 5.7× raw.

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Item details

Series
Adventure Comics

Adventure Comics #420 (1972) comic value

An ungraded copy of Adventure Comics #420 (1972) averages around $10. A CGC 6.0 runs about $33, and a CGC 8.0 commands $57.

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$10eBay sold comps
Grade 6.0$33eBay sold comps
Grade 8.0$57eBay sold comps

Frequently asked questions

What is the starting price for Adventure Comics #420?
The ungraded version of Adventure Comics #420 is currently valued at $9.
How much is a Grade 8.0 copy worth?
A copy of Adventure Comics #420 graded at 8.0 can be found for $60.
Is the Grade 6.0 copy a good buy?
Yes, a Grade 6.0 copy of Adventure Comics #420 is available for $33, offering good value.

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