Graded Market · 66 completed sales
Serperior - BW20 graded prices.
As of August 3, 2026, Serperior - BW20 (BW Black Star Promos #BW20) in PSA 10 sells for a median of $63.00, based on 66 real eBay completed sales; the raw copy’s reference price is $5.75 — a 11.0× grading premium at the top grade.
Across BW Black Star Promos, PSA 10 copies sell for 47.3× their raw reference price on average (10 cards, 101 PSA 10 completed sales tracked).
PSA · Serperior - BW20
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $63.00 | 32 | 11.0× |
| Mint 9 | $25.43 | 11 | 4.4× |
| NM-MT 8 | $43.00 | 4 | 7.5× |
CGC · Serperior - BW20
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $45.00 | 13 | 7.8× |
| Mint 9 | $14.97 | 3 | 2.6× |
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.