Graded Market · 17 completed sales
Shaymin - XY188 graded prices.
As of August 18, 2026, Shaymin - XY188 (XY Black Star Promos #XY188) in PSA 10 sells for a median of $2.7K, based on 17 real eBay completed sales; the raw copy’s reference price is $13.01 — a 207.5× grading premium at the top grade.
Across XY Black Star Promos, PSA 10 copies sell for 59.1× their raw reference price on average (52 cards, 904 PSA 10 completed sales tracked).
PSA · Shaymin - XY188
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $2.7K | 11 | 207.5× |
| Mint 9 | $302.50 | 4 | 23.3× |
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.