GPK Hammerin' Harper — every appearance (9 cards)
9 cards tracked · sales recorded · every card listed — even the ones that have never sold.
| # | Card | Grade | Pop | GPK Price Guide Value | |
|---|---|---|---|---|---|
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B | Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B |  Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ | |
| 1B | Hammerin' Harper 2023 Topps Garbage Pail Kids X Mlb Series 3 |
— | — | eBay ↗ |
