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| Wolverine #18 | ||
| Marvel Comics, 12/89 | ||
| Archie Goodwin story | Roughouse appearance. | |
| John Byrne & Klaus Janson art | ||
| John Byrne 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 | 150 | 9.44 | 0 0.00% | 0 0.00% | 76 51% | 27 69% | 20 82% | 10 89% | 3 91% | 5 94% | 1 95% | 3 97% | 3 99% | 0 99% | 1 99% | 0 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 70 | 9.50 | 0 0.00% | 0 0.00% | 7 10.0% | 33 57% | 20 86% | 7 96% | 3 100% | 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% |
| Wolverine #18 (1989, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 51% 76 9.8 | 18% 27 9.6 | 13% 20 9.4 | 7% 10 9.2 | 2% 3 9.0 | 3% 5 8.5 | 1% 1 8.0 | 2% 3 7.5 | 2% 3 7.0 | 0% 0 6.5 | 1% 1 6.0 | 0% 0 5.5 | 0% 0 5.0 | 1% 1 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 | ||||||||||||||||||||||||