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| Amazing Spider-Man #217 | ||
| Marvel Comics, 6/81 | ||
| Denny O'Neil story | Sandman & Hydro-Man combine to | |
| John Romita Jr. & Jim Mooney art | become Mud-Thing. | |
| John Romita Jr. & Al Milgrom cover | ||
| 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 | 618 | 9.40 | 0 0.00% | 2 0.32% | 284 46.3% | 133 68% | 62 78% | 46 85% | 26 89% | 24 93% | 10 95% | 9 96% | 7 98% | 4 98% | 5 99% | 3 100% | 2 100% | 0 100% | 0 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 22 | 8.77 | 0 0.00% | 0 0.00% | 2 9.1% | 8 45.5% | 3 59% | 2 68% | 2 77% | 0 77% | 1 82% | 1 86% | 1 91% | 1 95% | 0 95% | 0 95% | 0 95% | 0 95% | 0 95% | 0 95% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 1 | 7.50 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 100% | 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% |
| Amazing Spider-Man #217 (1981, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0.3% 2 9.9 | 46% 284 9.8 | 22% 133 9.6 | 10% 62 9.4 | 7% 46 9.2 | 4% 26 9.0 | 4% 24 8.5 | 2% 10 8.0 | 1% 9 7.5 | 1% 7 7.0 | 1% 4 6.5 | 1% 5 6.0 | 0% 3 5.5 | 0% 2 5.0 | 0% 0 4.5 | 0% 0 4.0 | 0% 1 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 | ||||||||||||||||||||||||