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| Supernatural Thrillers #3 | ||
| Marvel Comics, 4/73 | ||
| Roy Thomas and Gerry Conway story | Adaptation of Robert E. Howard's | |
| Gil Kane and Ernie Chan art | "The Valley of the Worm". | |
| Gil Kane cover | Letter from David Michelinie. | |
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 BOOK | Universal | 102 | 8.90 | 0 0.00% | 0 0.00% | 8 7.8% | 25 32.4% | 24 56% | 8 64% | 9 73% | 7 79% | 7 86% | 5 91% | 1 92% | 4 96% | 2 98% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 4 | 9.15 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 1 25.0% | 1 50% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Supernatural Thrillers #3 (1973, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 8% 8 9.8 | 25% 25 9.6 | 24% 24 9.4 | 8% 8 9.2 | 9% 9 9.0 | 7% 7 8.5 | 7% 7 8.0 | 5% 5 7.5 | 1% 1 7.0 | 4% 4 6.5 | 2% 2 6.0 | 2% 2 5.5 | 0% 0 5.0 | 0% 0 4.5 | 0% 0 4.0 | 0% 0 3.5 | 0% 0 3.0 | 0% 0 2.5 | 0% 0 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||