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| Superman #4 | ||
| DC Comics, 4/87 | ||
| John Byrne story & cover | 1st appearance of Bloodsport | |
| John Byrne & Karl Kesel art | (Robert DuBois). | |
| 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 | 1,086 | 9.40 | 0 0.00% | 0 0.00% | 369 34.0% | 335 65% | 152 79% | 78 86% | 50 91% | 37 94% | 20 96% | 16 97% | 12 98% | 7 99% | 3 99% | 4 100% | 2 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 17 | 9.38 | 0 0.00% | 0 0.00% | 5 29.4% | 5 59% | 3 76% | 1 82% | 0 82% | 2 94% | 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% |
| Superman #4 (1987, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 34% 369 9.8 | 31% 335 9.6 | 14% 152 9.4 | 7% 78 9.2 | 5% 50 9.0 | 3% 37 8.5 | 2% 20 8.0 | 1% 16 7.5 | 1% 12 7.0 | 1% 7 6.5 | 0% 3 6.0 | 0% 4 5.5 | 0% 2 5.0 | 0% 1 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 | ||||||||||||||||||||||||