![]() |

| Uncanny X-Men #166 | ||
| Marvel Comics, 2/83 | ||
| Chris Claremont story | 1st appearance of Lockheed. | |
| Paul Smith & Bob Wiacek art | Binary & Brood appearance. | |
| Paul Smith cover | Origin of Acanti. | |
| 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 | 1,275 | 9.25 | 0 0.00% | 0 0.00% | 454 35.6% | 306 60% | 159 72% | 81 78% | 74 84% | 71 90% | 44 93% | 31 96% | 12 97% | 6 97% | 14 98% | 10 99% | 4 99% | 3 100% | 5 100% | 0 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 99 | 9.05 | 0 0.00% | 0 0.00% | 33 33.3% | 13 46.5% | 18 65% | 9 74% | 6 80% | 8 88% | 2 90% | 1 91% | 4 95% | 0 95% | 1 96% | 1 97% | 1 98% | 0 98% | 1 99% | 0 99% | 0 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 2 | 8.05 | 0 0.00% | 0 0.00% | 0 0.0% | 1 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% | 0 100% | 0 100% | 0 100% | 0 100% |
| Uncanny X-Men #166 (1983, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 36% 454 9.8 | 24% 306 9.6 | 12% 159 9.4 | 6% 81 9.2 | 6% 74 9.0 | 6% 71 8.5 | 3% 44 8.0 | 2% 31 7.5 | 1% 12 7.0 | 0% 6 6.5 | 1% 14 6.0 | 1% 10 5.5 | 0% 4 5.0 | 0% 3 4.5 | 0% 5 4.0 | 0% 0 3.5 | 0% 1 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 | ||||||||||||||||||||||||