Raw, it’s a $0.40 card. Slabbed as a PSA 10 it sells for 506× that, and PSA has only ever handed out 14 of them.
| July · 1 sale · median $203 · +515% vs Jul | |||||
| 18 | eBay | 2023 POKEMON MEW EN-151 REVERSE HOLO #089 MUK PSA 10 #089 | +515% | $203 | |
| July 2024 · 1 sale · median $33 | |||||
| 29 | eBay | Pokemon 151 Reverse Holo Muk 089/165 MEW EN PSA 10 GEM MINT TCG 089/165 | — | $33 | |