![]() |

| Werewolf By Night #21 | ||
| Marvel Comics, 9/74 | ||
| Doug Moench story | ||
| Don Perlin and Vince Colletta art | ||
| Gil Kane and Frank Giacoia 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 | 85 | 8.69 | 0 0.00% | 0 0.00% | 6 7.1% | 11 20.0% | 18 41.2% | 14 58% | 13 73% | 7 81% | 4 86% | 1 87% | 3 91% | 3 94% | 2 96% | 0 96% | 0 96% | 0 96% | 1 98% | 0 98% | 1 99% | 0 99% | 0 99% | 0 99% | 0 99% | 0 99% | 1 100% |
| 1 BOOK | Signature | 4 | 9.65 | 0 0.00% | 0 0.00% | 2 50% | 1 75% | 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% |
| 1 BOOK | Qualified | 3 | 8.23 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 1 33.3% | 0 33.3% | 0 33.3% | 1 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% |
| Werewolf By Night #21 (1974, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 7% 6 9.8 | 13% 11 9.6 | 21% 18 9.4 | 16% 14 9.2 | 15% 13 9.0 | 8% 7 8.5 | 5% 4 8.0 | 1% 1 7.5 | 4% 3 7.0 | 4% 3 6.5 | 2% 2 6.0 | 0% 0 5.5 | 0% 0 5.0 | 0% 0 4.5 | 1% 1 4.0 | 0% 0 3.5 | 1% 1 3.0 | 0% 0 2.5 | 0% 0 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 1% 1 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||