Mewtwo

XY Promos · #XY100/146 · Promo · 2013

$21.35

Market price ▲ 22.3% (30d)

Prices as of Jul 26, 2026

307graded pop

2%gem rate

20.3×PSA 10 vs raw

-16%off ATH $19.99 · May 2026

+$316.28EV to grade — worth it

Price history

Holofoil▲ 12.3% 7d$21.35

Low $13.11Mid $19.99

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Graded values

updated 2026-07-26

Grade 6 est.$16.04

Grade 5 est.$13.50

Grade 4 est.$11.14

Grade 3 est.$9.28

Grade 2 est.$7.60

Grade 1 est.$6.41

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$433.00

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

Graded population census · updated 2026-07-07

PSA307 graded · 7 gem 10

12345678910

Population data from PriceCharting, updated monthly.

How much is Mewtwo #XY100/146 worth?

Right now (July 26, 2026) the going rate for an ungraded Mewtwo #XY100/146 from XY Promos is about $21.35.

Grading changes the math on this one: a PSA 10 is valued around $433.00, roughly 20.3x the raw price, while a PSA 9 sits near $360.99. 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.