About Mewtwo GX (Mewtwo Stamped)
Mewtwo GX (Mewtwo Stamped) from the Battle Academy set (#31) is a Pokemon trading card released in 2020. It has a rarity of Promo. Current fair market values for Mewtwo GX (Mewtwo Stamped) are PSA 10: $72.47, PSA 9: $17.50, Raw: $3.17. The most recent PSA 10 sale was $74.99 on November 9, 2025, with 2 sales tracked in the last 30 days. The most recent PSA 9 sale was $17.50 on August 29, 2025. A raw (ungraded) copy last sold for $3 on June 10, 2026. CardIndex has tracked 6 total sales across all grades for this card. There are currently 7 active listings for Mewtwo GX (Mewtwo Stamped).
