Mewtwo GX

Battle Academy · #31/236 · Promo · 2020

$12.09

Market price ▲ 63.2% (30d)

Prices as of Jul 27, 2026

1,283graded pop

25%gem rate

10.1×PSA 10 vs raw

-33%off ATH $7.49 · Sep 2024

+$8.95EV to grade — marginal

Price history

Mewtwo Stamped▲ 2.5% 7d$12.09

Low $3.93Mid $12.07

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Graded values

updated 2026-07-27

Grade 6 est.$4.75

Grade 5 est.$4.00

Grade 4 est.$3.30

Grade 3 est.$2.75

Grade 2 est.$2.25

Grade 1 est.$1.90

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$122.01

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-08

PSA1,283 graded · 318 gem 10

12345678910

Population data from PriceCharting, updated monthly.

How much is Mewtwo GX #31/236 worth?

As of July 27, 2026, Mewtwo GX #31/236 from Battle Academy sells for around $12.09 in raw, ungraded condition.

Grading changes the math on this one: a PSA 10 is valued around $122.01, roughly 10.1x the raw price, while a PSA 9 sits near $21.00. 1,283 copies have been graded to date, and 25% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.