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Prices sourced from TCGPlayer and CardMarket. Not affiliated with Nintendo, The Pokemon Company, or any card marketplace.

Home / Pokemon card prices / Sun & Moon Black Star Promo / Mewtwo & Mew GX

Mewtwo & Mew GX

Sun & Moon Black Star Promo

Set: Sun & Moon Black Star PromoNumber: SM191Updated 7/20/2026

Market price

$335.23

TCGPlayer

$335.23

eBay avg

$341.04

Variants

PSA 10

$1759

PSA 9

$400

PSA 8

$342

Variant

eBay Sold Prices

56 sales

Raw56 sales · $9.59–$30.28

$341.04

Graded Prices

119 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$1759

80 sold

$400

36 sold

$342

1 sold

About Mewtwo & Mew GX

Mewtwo & Mew GX is card SM191 from the Sun & Moon Black Star Promo set.

The current TCGPlayer market price is $335.23. A PSA 10 (Gem Mint) copy recently averaged $1758.75 — about 5.2× the ungraded price, showing how much professional grading can add to Mewtwo & Mew GX's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Mewtwo & Mew GX's value before you buy, sell, or trade.

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