Astonishing X-Men #21 (2007) — Comic Book Value
Astonishing X MenWhat Astonishing X-Men #21 (2007) is worth — ungraded and CGC graded (6.0, 8.0).
Astonishing X-Men #21 (2007) value — Ungraded $6 · Grade 6.0 $10 · Grade 8.0 $15. Prices updated August 2026.
Real sold prices per grade — the Grade 8.0 premium on this card is 2.5× raw.
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Which version do you have?
For the absolute cheapest ownership of Astonishing X-Men #21, purchase the Standard version at $6. The Variant version at $4 is cheaper, suggesting the variants offer no significant upgrade in edition or scarcity here. If you are purely looking to own the comic without added collector value, buy the Variant for $4. If you value the standard issue, the Standard version is your choice.
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Item details
- Series
- Astonishing X Men
Astonishing X-Men #21 (2007) comic value
An ungraded copy of Astonishing X-Men #21 (2007) averages around $6. A CGC 6.0 runs about $10, and a CGC 8.0 commands $15.
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
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $6 | eBay sold comps |
| Grade 6.0 | $10 | eBay sold comps |
| Grade 8.0 | $15 | eBay sold comps |
Frequently asked questions
- What is the starting price for Astonishing X-Men #21?
- The ungraded copy of Astonishing X-Men #21 is available for $6.
- How much more does a Grade 8.0 sell for compared to ungraded?
- A Grade 8.0 copy sells for $15, which is $9 more than the ungraded price of $6.
- Is there a price difference between the 6.0 and 8.0 grades?
- Yes, the Grade 8.0 is listed at $15, while the Grade 6.0 is priced at $10.