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| Detective Comics #577 | ||
| DC Comics, 8/87 | ||
| Mike W. Barr story | Batman "Year Two" storyline. | |
| Todd McFarlane & Alfredo Alcala art | ||
| Todd McFarlane & Pablo Marcos 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 | 912 | 9.41 | 0 0.00% | 0 0.00% | 288 31.6% | 264 61% | 161 78% | 68 86% | 53 91% | 28 95% | 21 97% | 14 98% | 9 99% | 2 100% | 1 100% | 1 100% | 1 100% | 0 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 145 | 9.42 | 0 0.00% | 0 0.00% | 47 32.4% | 43 62% | 19 75% | 12 83% | 10 90% | 9 97% | 2 98% | 1 99% | 1 99% | 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% |
| 1 BOOK | Restored | 1 | 9.80 | 0 0.00% | 0 0.00% | 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% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 1 | 9.60 | 0 0.00% | 0 0.00% | 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% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Detective Comics #577 (1987, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 32% 288 9.8 | 29% 264 9.6 | 18% 161 9.4 | 7% 68 9.2 | 6% 53 9.0 | 3% 28 8.5 | 2% 21 8.0 | 2% 14 7.5 | 1% 9 7.0 | 0% 2 6.5 | 0% 1 6.0 | 0% 1 5.5 | 0% 1 5.0 | 0% 0 4.5 | 0% 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 November 03, 2026 | ||||||||||||||||||||||||