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![Mewtwo [Game Boy] #150 PSA 9](/img/r2/cards/jp-promo-unnumbered-vintage-mewtwo-game-boy-150/high.webp)
Mewtwo [Game Boy] #150 — PSA 9 Price & Value
Unnumbered Vintage Promos (pre-2001) · Japanese
PSA 9 · Mint — median market value
$24.41
Range $17.53–$24.413 PSA 9 sales≈ 1.1× the ungraded price
The PSA 9 Mewtwo [Game Boy] #150 from Unnumbered Vintage Promos (pre-2001) (Japanese) has a median market value of $24.41, based on 3 recent graded sales — about 1.1× the ~$21.85 ungraded price. See the full price history and live chart on the Mewtwo [Game Boy] #150 card page.
Mewtwo [Game Boy] #150 price by grade
Frequently asked
How much is a PSA 9 Mewtwo [Game Boy] #150 worth?
The PSA 9 Mewtwo [Game Boy] #150 from Unnumbered Vintage Promos (pre-2001) (Japanese) has a median market value of $24.41, with recent sales ranging $17.53 to $24.41 — based on 3 recent graded sales.
Is a PSA 9 Mewtwo [Game Boy] #150 worth more than ungraded?
Yes. A PSA 9 copy has a median value of $24.41 versus about $21.85 ungraded — roughly a 1.1× premium for the PSA 9 grade.
Where do PokéTT's PSA 9 prices come from?
PokéTT tracks real graded sales across eBay, Yahoo Auctions and Mercari, then shows the median within the PSA 9 grade — not a single outlier sale — so the mark reflects the true market.