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| Superboy #0 | ||
| DC Comics, 10/94 | ||
| Karl Kesel story, Tom Grummett cover | 1st appearance of King Shark in | |
| Tom Grummett, Doug Hazlewood & | cameo on last page (face not revealed). | |
| Dennis Janke art | ||
| 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 | 189 | 9.02 | 0 0.00% | 0 0.00% | 32 16.9% | 46 41.3% | 25 54% | 27 69% | 19 79% | 16 87% | 6 90% | 4 93% | 4 95% | 5 97% | 2 98% | 0 98% | 0 98% | 0 98% | 0 98% | 2 99% | 0 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 6 | 8.50 | 0 0.00% | 0 0.00% | 1 16.7% | 2 50% | 0 50% | 0 50% | 0 50% | 1 67% | 0 67% | 1 83% | 0 83% | 0 83% | 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 | Qualified | 1 | 9.00 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 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% |
| Superboy #0 (1994, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 17% 32 9.8 | 24% 46 9.6 | 13% 25 9.4 | 14% 27 9.2 | 10% 19 9.0 | 8% 16 8.5 | 3% 6 8.0 | 2% 4 7.5 | 2% 4 7.0 | 3% 5 6.5 | 1% 2 6.0 | 0% 0 5.5 | 0% 0 5.0 | 0% 0 4.5 | 0% 0 4.0 | 1% 2 3.5 | 0% 0 3.0 | 0% 0 2.5 | 1% 1 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 | ||||||||||||||||||||||||