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| X-Men #127 | ||
| Marvel Comics, 11/79 | ||
| Chris Claremont story | Proteus appearance. | |
| John Byrne & Terry Austin cover & 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 | 1,960 | 9.12 | 0 0.00% | 1 0.05% | 376 19.2% | 522 45.9% | 363 64% | 195 74% | 150 82% | 94 87% | 78 91% | 57 94% | 42 96% | 24 97% | 22 98% | 15 99% | 8 99% | 7 100% | 4 100% | 0 100% | 1 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 88 | 8.93 | 0 0.00% | 0 0.00% | 23 26.1% | 17 45.5% | 16 64% | 6 70% | 3 74% | 6 81% | 4 85% | 4 90% | 3 93% | 0 93% | 2 95% | 1 97% | 2 99% | 0 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 14 | 9.29 | 0 0.00% | 0 0.00% | 2 14.3% | 1 21.4% | 4 50% | 6 93% | 0 93% | 0 93% | 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% | 0 100% |
| 1 BOOK | Restored | 3 | 8.70 | 0 0.00% | 0 0.00% | 0 0.0% | 1 33.3% | 0 33.3% | 0 33.3% | 0 33.3% | 1 67% | 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% | 0 100% |
| X-Men #127 (1979, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0.1% 1 9.9 | 19% 376 9.8 | 27% 522 9.6 | 19% 363 9.4 | 10% 195 9.2 | 8% 150 9.0 | 5% 94 8.5 | 4% 78 8.0 | 3% 57 7.5 | 2% 42 7.0 | 1% 24 6.5 | 1% 22 6.0 | 1% 15 5.5 | 0% 8 5.0 | 0% 7 4.5 | 0% 4 4.0 | 0% 0 3.5 | 0% 1 3.0 | 0% 1 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 | ||||||||||||||||||||||||