Mewtwo & Mew-GX
SM Black Star Promos · #SM191 · Promo
$341US · TCGplayer
$281EU · Cardmarket
+4%7-day (EU)
-33%30-day (EU)
Market read: flat this week; -33% over 30 days; a top chase card in its set.
#2 most valuable of 251 cards in SM Black Star Promos.
TCGplayer range: low $300 · market $341 · high $1,500 (holofoil)
Prices datamined 2026-06-12. The 7/30-day trend is Cardmarket (EU) — an early momentum signal, not a guarantee.