Raw, it’s a $1.00 card. Slabbed as a PSA 10 it sells for 26× that, and PSA has only ever handed out 11 of them.
| March 2025 · 1 sale · median $26 · +126% vs Mar | ||||
| 14 | eBay | PSA 10 KOFFING 2019 Pokemon Hidden Fates #28 Reverse Foil #28 | +126% | $26.00 |
| March 2022 · 1 sale · median $12 | ||||
| 21 | eBay | 2019 Pokemon Sun & Moon Koffing Reverse Foil Hidden Fates #28 PSA 10 | — | $11.50 |