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| X-Men #56 | ||
| Marvel Comics, 5/69 | ||
| Roy Thomas story, Neal Adams cover | 1st appearance of the Living Monolith. | |
| Neal Adams, Tom Palmer, | Origin of Angel. | |
| Werner Roth and Sam Grainger art | ||
| 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 | 1,276 | 7.94 | 0 0.00% | 0 0.00% | 28 2.2% | 58 6.7% | 114 15.7% | 149 27.4% | 144 38.6% | 173 52% | 143 63% | 118 73% | 101 81% | 68 86% | 64 91% | 35 94% | 29 96% | 13 97% | 17 98% | 9 99% | 6 99% | 2 100% | 2 100% | 0 100% | 0 100% | 1 100% | 2 100% |
| 1 BOOK | Signature | 192 | 7.43 | 0 0.00% | 0 0.00% | 2 1.0% | 3 2.6% | 8 6.8% | 10 12.0% | 21 22.9% | 26 36.5% | 25 49.5% | 27 64% | 19 73% | 15 81% | 12 88% | 2 89% | 4 91% | 6 94% | 5 96% | 2 97% | 2 98% | 2 99% | 0 99% | 0 99% | 0 99% | 0 99% | 1 100% |
| 1 BOOK | Restored | 37 | 7.52 | 0 0.00% | 0 0.00% | 0 0.0% | 1 2.7% | 2 8.1% | 5 21.6% | 4 32.4% | 5 45.9% | 5 59% | 4 70% | 2 76% | 2 81% | 1 84% | 0 84% | 1 86% | 2 92% | 0 92% | 2 97% | 0 97% | 0 97% | 0 97% | 0 97% | 1 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 2 | 6.85 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 1 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| X-Men #56 (1969, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 2% 28 9.8 | 5% 58 9.6 | 9% 114 9.4 | 12% 149 9.2 | 11% 144 9.0 | 14% 173 8.5 | 11% 143 8.0 | 9% 118 7.5 | 8% 101 7.0 | 5% 68 6.5 | 5% 64 6.0 | 3% 35 5.5 | 2% 29 5.0 | 1% 13 4.5 | 1% 17 4.0 | 1% 9 3.5 | 0% 6 3.0 | 0% 2 2.5 | 0% 2 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 1 1.0 | 0% 2 0.5 |
| cgcdata.com, last updated February 24, 2026 | ||||||||||||||||||||||||