Raw, it’s a $0.55 card. Slabbed as a PSA 9 it sells for 26× that.
| June · 1 sale · median $20 · +132% vs Feb | ||||
| 3 | eBay | 2018 POKEMON SUN & MOON LOST THUNDER GRANBULL #138 PSA 9 MINT POP 1 138/214 138/214 | +132% | $19.99 |
| February 2023 · 1 sale · median $9 | ||||
| 14 | eBay | 2018 Pokemon Sun & Moon Granbull Lost Thunder #138 PSA 9 | — | $8.60 |