Graded Market · 40 completed sales
Mewtwo - 51/108 (Prerelease) [Staff] graded prices.
As of July 8, 2026, Mewtwo - 51/108 (Prerelease) [Staff] (XY Black Star Promos #51) in PSA 10 sells for a median of $126.04, based on 40 real eBay completed sales; the raw copy’s reference price is $9.8K — a 0.0× grading premium at the top grade.
PSA · Mewtwo - 51/108 (Prerelease) [Staff]
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $126.04 | 6 | 0.0× |
| Mint 9 | $73.91 | 11 | 0.0× |
| NM-MT 8 | $20.50 | 8 | 0.0× |
CGC · Mewtwo - 51/108 (Prerelease) [Staff]
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Mint 9 | $25.63 | 7 | 0.0× |
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.