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| X-Men #15 | ||
| Marvel Comics, 12/65 | ||
| Stan Lee story | 1st appearance of the Master Mold. | |
| Dick Ayers and Werner Roth art | 2nd appearance of the Sentinels. | |
| Jack Kirby cover and layouts | Origin of the Beast. | |
| 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 | 1,529 | 6.05 | 0 0.00% | 0 0.00% | 2 0.1% | 2 0.3% | 18 1.4% | 20 2.7% | 44 5.6% | 91 11.6% | 107 18.6% | 129 27.0% | 172 38.3% | 160 48.7% | 143 58% | 127 66% | 136 75% | 108 82% | 112 90% | 62 94% | 50 97% | 19 98% | 15 99% | 4 99% | 1 100% | 0 100% | 7 100% |
| 1 BOOK | Signature | 63 | 5.62 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 3 4.8% | 4 11.1% | 7 22.2% | 1 23.8% | 5 31.7% | 3 36.5% | 3 41.3% | 7 52% | 7 63% | 9 78% | 4 84% | 4 90% | 3 95% | 0 95% | 1 97% | 0 97% | 1 98% | 0 98% | 1 100% |
| 1 BOOK | Restored | 56 | 6.36 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 3 5.4% | 1 7.1% | 3 12.5% | 4 19.6% | 7 32.1% | 4 39.3% | 7 52% | 4 59% | 6 70% | 2 73% | 2 77% | 3 82% | 3 88% | 1 89% | 2 93% | 1 95% | 0 95% | 0 95% | 0 95% | 1 96% | 2 100% |
| 1 BOOK | Qualified | 14 | 5.32 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 7.1% | 0 7.1% | 3 28.6% | 1 35.7% | 0 35.7% | 3 57% | 1 64% | 0 64% | 1 71% | 3 93% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| X-Men #15 (1965, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 0% 2 9.8 | 0% 2 9.6 | 1% 18 9.4 | 1% 20 9.2 | 3% 44 9.0 | 6% 91 8.5 | 7% 107 8.0 | 8% 129 7.5 | 11% 172 7.0 | 10% 160 6.5 | 9% 143 6.0 | 8% 127 5.5 | 9% 136 5.0 | 7% 108 4.5 | 7% 112 4.0 | 4% 62 3.5 | 3% 50 3.0 | 1% 19 2.5 | 1% 15 2.0 | 0% 4 1.8 | 0% 1 1.5 | 0% 0 1.0 | 0% 7 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||