PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $29.95 |
| PSA 8 | $21.75 |
| PSA 9 | $50 |
| PSA 10 | $273.5 |
| BGS 10 | $356 |
| CGC 10 | $41.2 |
| SGC 10 | $164 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-premium-champion-pack/pokemon-japanese-premium-champion-pack-m-mewtwo-ex-51