PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.43 |
| PSA 9 | $24.99 |
| PSA 10 | $69.99 |
| BGS 10 | $91 |
| CGC 10 | $42 |
| SGC 10 | $42 |
TCGplayer market price: $9.99 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-rulers-of-the-heavens/pokemon-japanese-rulers-of-the-heavens-grumpig-1st-edition-30