Mewtwo

XY Promos · #XY100/146 · Promo · 2013

All 265 Mewtwo cards ranked by value →
$23.00
Market price ▲ 74.8% (1Y)
Prices as of Sep 25, 2026
307graded pop
2%gem rate
-4%off ATH $24.07 · Sep 2026
Market data

Price history

Standard

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-09-23
Grade 6 est.$21.85
Grade 5 est.$18.40
Grade 4 est.$15.18
Grade 3 est.$12.65
Grade 2 est.$10.35
Grade 1 est.$8.74

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$373.00

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

Graded population census · updated 2026-09-17

PSA307 graded · 7 gem 10

Population data from PriceCharting, updated monthly.

More Mewtwo cards all 265 ranked by value →

How much is Mewtwo #XY100/146 worth?

Right now (September 25, 2026) the going rate for an ungraded Mewtwo #XY100/146 from XY Promos is about $23.00.

Grading changes the math on this one: a PSA 10 is valued around $373.00, roughly 16.2x the raw price, while a PSA 9 sits near $310.48. 307 copies have been graded to date, and 2% 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.

Collecting XY Promos?Full master set guide — every card, chase list, and completion cost→