Swamp Thing #91 (1990) — Comic Book Value
Swamp ThingWhat Swamp Thing #91 (1990) is worth — ungraded and CGC graded (6.0, 8.0).
Swamp Thing #91 (1990) value — Ungraded 3,47 € · $4 · Grade 6.0 10,4 € · $12 · Grade 8.0 16,47 € · $19. Prices updated août 2026.
Converted from USD at the ECB reference rate — sold comps are US-market sales.
Real sold prices per grade — the Grade 8.0 premium on this card is 4.8× raw.Chart values in USD
Live on eBay right now
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Données de prix vérifiées avec · 1
- PriceCharting — Swamp Thing #91 (1990) (Swamp Thing)3,89 € · $4.49
Item details
- Series
- Swamp Thing
Swamp Thing #91 (1990) comic value
An ungraded copy of Swamp Thing #91 (1990) averages around $4. A CGC 6.0 runs about $12, and a CGC 8.0 commands $19.
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 | 3,47 € · $4 | eBay sold comps |
| Grade 6.0 | 10,4 € · $12 | eBay sold comps |
| Grade 8.0 | 16,47 € · $19 | eBay sold comps |
Questions fréquentes
- What is the starting price for this comic?
- The ungraded version of Swamp Thing #91 (1990) is listed at $5.
- How much is a better-graded copy?
- A Grade 8.0 copy of Swamp Thing #91 is available for $20.
- Is there a mid-range option available?
- Yes, a Grade 6.0 copy is priced at $13.