Blastoise EX
XY Promos · #234/78 · Common · 2013JPN
All 121 Blastoise cards ranked by value →Price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-17
Population data from PriceCharting, updated monthly.
More Blastoise cards all 121 ranked by value →
BlastoiseBase · 1999
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Blastoise exFireRed & LeafGreen · 2004
BlastoisePlasma Storm · 2013
BlastoiseExpedition Base Set · 2002
Blastoise & Piplup-GXCosmic Eclipse · 2019How much is Blastoise EX #234/78 worth?
Right now (September 26, 2026) the going rate for an ungraded Blastoise EX #234/78 from XY Promos is about $18.76.
Grading changes the math on this one: a PSA 10 is valued around $76.00, roughly 4.1x the raw price, while a PSA 9 sits near $26.75. 489 copies have been graded to date, and 79% 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.
