Pokémon sets › Wizards Black Star Promos › Mewtwo [Inverted-Stamp-Error]
![Wizards Black Star Promos Mewtwo [Inverted-Stamp-Error] Pokémon card](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Promo/mewtwo-inverted-stamp-error-3.jpg)
Mewtwo [Inverted-Stamp-Error] #3
Low confidence 3rd most valuable of 50 priced cards in Wizards Black Star Promos — top 6%
Rough guide — limited market data — pre-2010 condition spread.
Priced against the UK market and refreshed weekly — adjusted where UK collectors reliably pay above the US average. We have not yet seen enough recent UK activity for this card to read it directly.
Peaked at £1051.59 in June 2026; lowest £1018.25 in August 2026.
UK price month by month
| Month | UK ungraded |
|---|---|
| June 2026 | £1051.59 |
| July 2026 | £1043.25 |
| August 2026 | £1025.19 |
UK guide prices, with the US market alongside — updated 30 August 2026. Each market is priced from real market data in that market. Estimates for collection tracking — not an appraisal or a quote.
Check recent UK sold prices on eBay →
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