PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $0.2 |
| PSA 9 | $10.35 |
| PSA 10 | $30.78 |
| BGS 10 | $40 |
| CGC 10 | $18 |
| SGC 10 | $18 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-obsidian-flames/pokemon-obsidian-flames-letter-of-encouragement-189