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| X-Men #109 | ||
| Marvel Comics, 2/78 | ||
| Chris Claremont story | 1st appearance of Weapon Alpha | |
| John Byrne & Terry Austin art | (James Hudson, later becomes Guardian). | |
| Dave Cockrum & Terry Austin cover | ||
| 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 | 3,196 | 8.46 | 0 0.00% | 0 0.00% | 204 6.4% | 437 20.1% | 503 35.8% | 361 47.1% | 354 58% | 335 69% | 237 76% | 192 82% | 180 88% | 102 91% | 110 94% | 58 96% | 44 98% | 30 98% | 26 99% | 9 100% | 6 100% | 5 100% | 2 100% | 0 100% | 0 100% | 1 100% | 0 100% |
| 1 BOOK | Signature | 267 | 8.46 | 0 0.00% | 0 0.00% | 19 7.1% | 41 22.5% | 44 39.0% | 28 49.4% | 19 57% | 25 66% | 22 74% | 17 81% | 21 88% | 10 92% | 7 95% | 3 96% | 5 98% | 3 99% | 1 99% | 1 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 32 | 8.37 | 0 0.00% | 0 0.00% | 1 3.1% | 5 18.8% | 6 37.5% | 5 53% | 4 66% | 2 72% | 0 72% | 2 78% | 1 81% | 1 84% | 2 91% | 0 91% | 1 94% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 7 | 7.61 | 0 0.00% | 0 0.00% | 0 0.0% | 1 14.3% | 0 14.3% | 1 28.6% | 0 28.6% | 2 57% | 0 57% | 1 71% | 0 71% | 0 71% | 0 71% | 0 71% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| X-Men #109 (1978, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 6% 204 9.8 | 14% 437 9.6 | 16% 503 9.4 | 11% 361 9.2 | 11% 354 9.0 | 10% 335 8.5 | 7% 237 8.0 | 6% 192 7.5 | 6% 180 7.0 | 3% 102 6.5 | 3% 110 6.0 | 2% 58 5.5 | 1% 44 5.0 | 1% 30 4.5 | 1% 26 4.0 | 0% 9 3.5 | 0% 6 3.0 | 0% 5 2.5 | 0% 2 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 1 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||