PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $29.62 |
| PSA 8 | $13.5 |
| PSA 9 | $62.24 |
| PSA 10 | $165.08 |
| BGS 10 | $215 |
| CGC 10 | $99 |
| SGC 10 | $99 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-best-of-xy/pokemon-japanese-best-of-xy-m-mewtwo-ex-43