PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.5 |
| PSA 7 | $6 |
| PSA 8 | $7.34 |
| PSA 9 | $8 |
| PSA 10 | $185.25 |
| BGS 10 | $241 |
| CGC 10 | $111 |
| SGC 10 | $111 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-steam-siege/pokemon-steam-siege-xerneas-81