Pokémon sets › Japanese Rulers of the Heavens › Grumpig
Grumpig #30
Low confidence 18th most valuable of 54 priced cards in Japanese Rulers of the Heavens
Rough guide — limited market data — pre-2010 condition spread, thinner Japanese market data.
Priced against the UK market and refreshed weekly — adjusted where UK collectors reliably pay above the US average. We have not yet seen enough recent UK activity for this card to read it directly.
A PSA 10 of this card sells for about 23.3× the ungraded price — £6.21 raw against £144.83 graded.
Peaked at £6.21 in August 2026; lowest £3.83 in July 2026. PSA 10 moved +488.3% over a comparable period.
UK price month by month
| Month | UK ungraded |
|---|---|
| July 2026 | £4.37 |
| August 2026 | £6.21 |
UK guide prices, with the US market alongside — updated 29 August 2026. Each market is priced from real market data in that market. Estimates for collection tracking — not an appraisal or a quote.
Check recent UK sold prices on eBay →
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