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| Marvel Team-Up #20 | ||
| Marvel Comics, 4/74 | ||
| Len Wein story | Black Panther. | |
| S. Buscema, Giacoia and Esposito art | Doctor Curt Connors and | |
| Gil Kane and John Romita cover | Stegron 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 | 175 | 9.01 | 0 0.00% | 0 0.00% | 22 12.6% | 49 40.6% | 26 55% | 28 71% | 14 79% | 12 86% | 5 89% | 5 92% | 3 94% | 2 95% | 4 97% | 3 99% | 1 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 9 | 6.72 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 1 11.1% | 3 44.4% | 0 44.4% | 0 44.4% | 0 44.4% | 0 44.4% | 0 44.4% | 1 56% | 0 56% | 0 56% | 2 78% | 0 78% | 0 78% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 3 | 8.67 | 0 0.00% | 0 0.00% | 0 0.0% | 1 33.3% | 1 67% | 0 67% | 0 67% | 0 67% | 0 67% | 0 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% |
| Marvel Team-Up #20 (1974, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 13% 22 9.8 | 28% 49 9.6 | 15% 26 9.4 | 16% 28 9.2 | 8% 14 9.0 | 7% 12 8.5 | 3% 5 8.0 | 3% 5 7.5 | 2% 3 7.0 | 1% 2 6.5 | 2% 4 6.0 | 2% 3 5.5 | 1% 1 5.0 | 0% 0 4.5 | 1% 1 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 | ||||||||||||||||||||||||