![]() |

| What If? #18 | ||
| Marvel Comics, 12/79 | ||
| Peter Gillis story | ||
| Tom Sutton & Bruce Patterson art | ||
| Gene Colan & Pablo Marcos 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 | 143 | 9.16 | 0 0.00% | 0 0.00% | 40 28.0% | 32 50% | 17 62% | 16 73% | 8 79% | 12 87% | 3 90% | 8 95% | 2 97% | 3 99% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 6 | 8.12 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 1 16.7% | 2 50% | 1 67% | 1 83% | 0 83% | 0 83% | 0 83% | 0 83% | 0 83% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| What If? #18 (1979, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 28% 40 9.8 | 22% 32 9.6 | 12% 17 9.4 | 11% 16 9.2 | 6% 8 9.0 | 8% 12 8.5 | 2% 3 8.0 | 6% 8 7.5 | 1% 2 7.0 | 2% 3 6.5 | 1% 2 6.0 | 0% 0 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 | ||||||||||||||||||||||||