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| Captain Marvel #21 | ||
| Marvel Comics, 8/70 | ||
| Roy Thomas story | Captain Marvel vs. Hulk. | |
| Gil Kane and Dan Adkins cover and art | Last issue until September 1972 | |
| 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 | 183 | 8.26 | 0 0.00% | 0 0.00% | 6 3.3% | 16 12.0% | 29 27.9% | 20 38.8% | 20 49.7% | 22 62% | 18 72% | 17 81% | 7 85% | 10 90% | 5 93% | 3 95% | 3 96% | 2 97% | 3 99% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 5 | 7.00 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 2 40.0% | 0 40.0% | 1 60% | 1 80% | 0 80% | 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 | Restored | 1 | 7.50 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 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% |
| Captain Marvel #21 (1970, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 3% 6 9.8 | 9% 16 9.6 | 16% 29 9.4 | 11% 20 9.2 | 11% 20 9.0 | 12% 22 8.5 | 10% 18 8.0 | 9% 17 7.5 | 4% 7 7.0 | 5% 10 6.5 | 3% 5 6.0 | 2% 3 5.5 | 2% 3 5.0 | 1% 2 4.5 | 2% 3 4.0 | 1% 2 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 | ||||||||||||||||||||||||