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| Justice League of America #220 | ||
| DC Comics, 11/83 | ||
| Roy Thomas story | Origin of Black Canary. | |
| Chuck Patton & Romeo Tanghal art | 20th anniversary of JLA/JSA cross-overs. | |
| George P?rez 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 | 60 | 9.54 | 0 0.00% | 1 1.67% | 32 55% | 12 75% | 5 83% | 3 88% | 5 97% | 0 97% | 1 98% | 0 98% | 0 98% | 0 98% | 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% |
| 1 BOOK | Signature | 14 | 9.06 | 0 0.00% | 0 0.00% | 3 21.4% | 4 50% | 1 57% | 3 79% | 0 79% | 0 79% | 1 86% | 1 93% | 0 93% | 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% |
| Justice League of America #220 (1983, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 1.7% 1 9.9 | 53% 32 9.8 | 20% 12 9.6 | 8% 5 9.4 | 5% 3 9.2 | 8% 5 9.0 | 0% 0 8.5 | 2% 1 8.0 | 0% 0 7.5 | 0% 0 7.0 | 0% 0 6.5 | 2% 1 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 | ||||||||||||||||||||||||