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| X-Men #23 | ||
| Marvel Comics, 8/66 | ||
| Roy Thomas story | Count Nefaria, Eel, Unicorn, Porcupine, | |
| Werner Roth and Dick Ayers cover and art | Plantman and Scarecrow appearance. | |
| 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 | 852 | 7.04 | 0 0.00% | 0 0.00% | 5 0.6% | 32 4.3% | 34 8.3% | 51 14.3% | 61 21.5% | 89 31.9% | 75 40.7% | 79 50% | 87 60% | 73 69% | 62 76% | 45 81% | 50 87% | 38 92% | 34 96% | 14 97% | 5 98% | 4 98% | 7 99% | 3 100% | 1 100% | 1 100% | 2 100% |
| 1 BOOK | Restored | 32 | 6.91 | 0 0.00% | 0 0.00% | 1 3.1% | 1 6.3% | 4 18.8% | 1 21.9% | 3 31.3% | 0 31.3% | 3 40.6% | 2 46.9% | 2 53% | 2 59% | 3 69% | 5 84% | 1 88% | 1 91% | 1 94% | 0 94% | 0 94% | 1 97% | 0 97% | 0 97% | 0 97% | 0 97% | 1 100% |
| 1 BOOK | Signature | 30 | 6.87 | 0 0.00% | 0 0.00% | 0 0.0% | 1 3.3% | 1 6.7% | 1 10.0% | 6 30.0% | 0 30.0% | 4 43.3% | 2 50% | 1 53% | 1 57% | 2 63% | 2 70% | 4 83% | 2 90% | 2 97% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 8 | 5.56 | 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 12.5% | 1 25.0% | 0 25.0% | 1 37.5% | 1 50% | 2 75% | 1 88% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| X-Men #23 (1966, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 1% 5 9.8 | 4% 32 9.6 | 4% 34 9.4 | 6% 51 9.2 | 7% 61 9.0 | 10% 89 8.5 | 9% 75 8.0 | 9% 79 7.5 | 10% 87 7.0 | 9% 73 6.5 | 7% 62 6.0 | 5% 45 5.5 | 6% 50 5.0 | 4% 38 4.5 | 4% 34 4.0 | 2% 14 3.5 | 1% 5 3.0 | 0% 4 2.5 | 1% 7 2.0 | 0% 3 1.8 | 0% 1 1.5 | 0% 1 1.0 | 0% 2 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||