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| X-Men #133 | ||
| Marvel Comics, 5/80 | ||
| Chris Claremont story | Hellfire Club (Sebastian Shaw, | |
| John Byrne & Terry Austin cover & art | Harry Leland, Donald Pierce & | |
| Mastermind) 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 | 3,793 | 8.85 | 0 0.00% | 0 0.00% | 379 10.0% | 768 30.2% | 688 48.4% | 440 60% | 399 70% | 353 80% | 250 86% | 164 91% | 117 94% | 84 96% | 52 97% | 29 98% | 25 99% | 15 99% | 15 100% | 11 100% | 4 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 422 | 8.75 | 0 0.00% | 0 0.00% | 49 11.6% | 70 28.2% | 62 42.9% | 50 55% | 46 66% | 47 77% | 30 84% | 21 89% | 14 92% | 11 95% | 9 97% | 6 98% | 4 99% | 1 100% | 1 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 36 | 8.23 | 0 0.00% | 0 0.00% | 1 2.8% | 4 13.9% | 6 30.6% | 5 44.4% | 3 53% | 4 64% | 3 72% | 1 75% | 3 83% | 1 86% | 2 92% | 1 94% | 0 94% | 0 94% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 20 | 8.60 | 0 0.00% | 0 0.00% | 1 5.0% | 2 15.0% | 4 35.0% | 4 55% | 0 55% | 4 75% | 2 85% | 0 85% | 1 90% | 1 95% | 0 95% | 0 95% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| X-Men #133 (1980, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 10% 379 9.8 | 20% 768 9.6 | 18% 688 9.4 | 12% 440 9.2 | 11% 399 9.0 | 9% 353 8.5 | 7% 250 8.0 | 4% 164 7.5 | 3% 117 7.0 | 2% 84 6.5 | 1% 52 6.0 | 1% 29 5.5 | 1% 25 5.0 | 0% 15 4.5 | 0% 15 4.0 | 0% 11 3.5 | 0% 4 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 | ||||||||||||||||||||||||