Graded Market · 8 completed sales
Armored Mewtwo - SM228 graded prices.
Prices are grouped by grading company and numeric score. Label era, special designations and authenticity are not established by these aggregates.
As of October 27, 2026, Armored Mewtwo - SM228 (SM Black Star Promos #SM228) trades across the graded ladder below, based on 8 real eBay completed sales.
Across SM Black Star Promos, PSA 10 copies sell for 19.6× their raw reference price on average (17 cards, 133 PSA 10 completed sales tracked).
PSA · Armored Mewtwo - SM228
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Grade 8 | $340.00 | 5 | — |
| Grade 6 | $151.34 | 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.