Graded Market · 63 completed sales
Champions Festival - SM231 (World Championships 2019) [Staff] graded prices.
As of July 8, 2026, Champions Festival - SM231 (World Championships 2019) [Staff] (SM Black Star Promos #SM231) in PSA 10 sells for a median of $1.0K, based on 63 real eBay completed sales; the raw copy’s reference price is $0.01 — a 102250.0× grading premium at the top grade.
PSA · Champions Festival - SM231 (World Championships 2019) [Staff]
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $1.0K | 12 | 102250.0× |
| Mint 9 | $139.99 | 24 | 13999.0× |
| NM-MT 8 | $60.37 | 8 | 6037.0× |
BGS · Champions Festival - SM231 (World Championships 2019) [Staff]
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Mint 9 | $57.00 | 3 | 5700.0× |
CGC · Champions Festival - SM231 (World Championships 2019) [Staff]
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $750.00 | 4 | 75000.0× |
| Mint 9 | $46.00 | 3 | 4600.0× |
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.