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| New Mutants #99 | ||
| Marvel Comics, 3/91 | ||
| Rob Liefeld & Fabian Nicieza story | 1st appearance of Feral. Sunspot leaves. | |
| Rob Liefeld cover & art | 1st app. of Shatterstar in cameo on last | |
| page. X-Men #138 cover homage. | ||
| 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 | 599 | 9.50 | 0 0.00% | 0 0.00% | 269 44.9% | 159 71% | 64 82% | 35 88% | 34 94% | 15 96% | 8 97% | 8 99% | 3 99% | 2 100% | 1 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 64 | 9.42 | 0 0.00% | 0 0.00% | 29 45.3% | 12 64% | 9 78% | 6 88% | 3 92% | 2 95% | 2 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 3 | 9.73 | 0 0.00% | 0 0.00% | 2 67% | 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% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| New Mutants #99 (1991, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 45% 269 9.8 | 27% 159 9.6 | 11% 64 9.4 | 6% 35 9.2 | 6% 34 9.0 | 3% 15 8.5 | 1% 8 8.0 | 1% 8 7.5 | 1% 3 7.0 | 0% 2 6.5 | 0% 1 6.0 | 0% 1 5.5 | 0% 0 5.0 | 0% 0 4.5 | 0% 0 4.0 | 0% 0 3.5 | 0% 0 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 | ||||||||||||||||||||||||