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| G.I. Joe, A Real American Hero #21 | ||
| Marvel Comics, 3/84 | ||
| Larry Hama story | 1st appearance of Storm Shadow. | |
| Larry Hama & Steve Leialoha art | Silent issue. | |
| Ed Hannigan & Klaus Janson 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 | 3,253 | 8.39 | 0 0.00% | 1 0.03% | 187 5.8% | 554 22.8% | 443 36.4% | 405 48.9% | 306 58% | 290 67% | 257 75% | 181 81% | 162 86% | 96 89% | 108 92% | 68 94% | 72 96% | 45 98% | 35 99% | 19 99% | 15 100% | 3 100% | 4 100% | 0 100% | 0 100% | 0 100% | 2 100% |
| 1 BOOK | Signature | 337 | 8.38 | 0 0.00% | 0 0.00% | 14 4.2% | 59 21.7% | 50 36.5% | 41 48.7% | 28 57% | 35 67% | 21 74% | 21 80% | 24 87% | 12 91% | 7 93% | 5 94% | 6 96% | 3 97% | 7 99% | 1 99% | 1 99% | 0 99% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 13 | 7.76 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 2 15.4% | 2 30.8% | 1 38.5% | 1 46.2% | 0 46.2% | 5 85% | 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% | 0 100% |
| 1 BOOK | Restored | 12 | 7.88 | 0 0.00% | 0 0.00% | 0 0.0% | 2 16.7% | 1 25.0% | 0 25.0% | 1 33.3% | 4 67% | 0 67% | 0 67% | 1 75% | 1 83% | 1 92% | 0 92% | 0 92% | 0 92% | 0 92% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| G.I. Joe, A Real American Hero #21 (1984, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 1 9.9 | 6% 187 9.8 | 17% 554 9.6 | 14% 443 9.4 | 12% 405 9.2 | 9% 306 9.0 | 9% 290 8.5 | 8% 257 8.0 | 6% 181 7.5 | 5% 162 7.0 | 3% 96 6.5 | 3% 108 6.0 | 2% 68 5.5 | 2% 72 5.0 | 1% 45 4.5 | 1% 35 4.0 | 1% 19 3.5 | 0% 15 3.0 | 0% 3 2.5 | 0% 4 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 2 0.5 |
| cgcdata.com, last updated May 05, 2026 | ||||||||||||||||||||||||