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| X-Men #27 | ||
| Marvel Comics, 12/66 | ||
| Roy Thomas story | Mimic joins the X-Men. | |
| Werner Roth and Dick Ayers cover and art | Spider-Man, Puppet Master, Scarlet Witch | |
| and Quicksilver 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 | 1,018 | 7.32 | 0 0.00% | 0 0.00% | 9 0.9% | 35 4.3% | 66 10.8% | 77 18.4% | 87 26.9% | 109 37.6% | 105 47.9% | 92 57% | 82 65% | 95 74% | 72 81% | 45 86% | 41 90% | 36 93% | 28 96% | 19 98% | 9 99% | 6 100% | 1 100% | 1 100% | 0 100% | 1 100% | 2 100% |
| 1 BOOK | Signature | 39 | 6.50 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 1 2.6% | 1 5.1% | 2 10.3% | 2 15.4% | 1 17.9% | 6 33.3% | 5 46.2% | 5 59% | 4 69% | 4 79% | 2 85% | 2 90% | 3 97% | 0 97% | 0 97% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 21 | 6.19 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 2 9.5% | 2 19.0% | 1 23.8% | 4 42.9% | 1 47.6% | 2 57% | 0 57% | 1 62% | 2 71% | 0 71% | 0 71% | 1 76% | 2 86% | 0 86% | 1 90% | 0 90% | 0 90% | 0 90% | 0 90% | 2 100% |
| 1 BOOK | Qualified | 8 | 6.44 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 12.5% | 1 25.0% | 1 37.5% | 2 63% | 0 63% | 0 63% | 0 63% | 1 75% | 1 88% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| X-Men #27 (1966, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 1% 9 9.8 | 3% 35 9.6 | 6% 66 9.4 | 8% 77 9.2 | 9% 87 9.0 | 11% 109 8.5 | 10% 105 8.0 | 9% 92 7.5 | 8% 82 7.0 | 9% 95 6.5 | 7% 72 6.0 | 4% 45 5.5 | 4% 41 5.0 | 4% 36 4.5 | 3% 28 4.0 | 2% 19 3.5 | 1% 9 3.0 | 1% 6 2.5 | 0% 1 2.0 | 0% 1 1.8 | 0% 0 1.5 | 0% 1 1.0 | 0% 2 0.5 |
| cgcdata.com, last updated February 24, 2026 | ||||||||||||||||||||||||