Graded Market · 10 completed sales
Grumpig - 29/106 (Prerelease) graded prices.
As of July 8, 2026, Grumpig - 29/106 (Prerelease) (Nintendo Black Star Promos #29) in PSA 10 sells for a median of $257.00, based on 10 real eBay completed sales; the raw copy’s reference price is $26.80 — a 9.6× grading premium at the top grade.
PSA · Grumpig - 29/106 (Prerelease)
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $257.00 | 3 | 9.6× |
| Mint 9 | $37.00 | 4 | 1.4× |
Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.