Mewtwo GX

GX Starter Decks · #42/131 · None · 2018JPN

All 255 Mewtwo cards ranked by value →
$7.47
Market price 0.0% (30d)
Prices as of Aug 22, 2026
192graded pop
41%gem rate
8.6×PSA 10 vs raw
0%off ATH $9.33 · Aug 2026
+$2.99EV to grade — marginal
Market data

Price history

Holofoil 0.0% 7d
Low $2.00Mid $2.00High $2.00

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-08-22
Grade 6 est.$8.55
Grade 5 est.$7.20
Grade 4 est.$5.94
Grade 3 est.$4.95
Grade 2 est.$4.05
Grade 1 est.$3.42

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$63.90

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

Graded population census · updated 2026-07-08

CGC138 graded · 49 gem 10
PSA54 graded · 29 gem 10

Population data from PriceCharting, updated monthly.

More Mewtwo cards all 255 ranked by value →

How much is Mewtwo GX #42/131 worth?

As of August 22, 2026, Mewtwo GX #42/131 from GX Starter Decks sells for around $7.47 in raw, ungraded condition.

Grading changes the math on this one: a PSA 10 is valued around $63.90, roughly 8.6x the raw price, while a PSA 9 sits near $16.00. 138 copies have been graded to date, and 36% of them came back a 10 — worth knowing before you pay grading fees.

Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.

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