Blastoise EX

XY Black Star Promos

Set: XY Black Star PromosNumber: XY30Updated 9/11/2026

Market price

$10.42

TCGPlayer

$10.42

eBay avg

$10.61

Variants

PSA 10

$328

PSA 9

$23

PSA 8

$45

Variant

Price History

In the app

Price movement over time is available in the PokiFrame app.

eBay Sold Prices

18 sales

Raw18 sales · $0.85–$6.06

$10.61

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Graded Prices

8 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$328

1 sold

$23

3 sold

$45

1 sold

About Blastoise EX

Blastoise EX is card XY30 from the XY Black Star Promos set.

The current TCGPlayer market price is $10.42. A PSA 10 (Gem Mint) copy recently averaged $328.19 — about 31.5× the ungraded price, showing how much professional grading can add to Blastoise EX's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Blastoise EX's value before you buy, sell, or trade.

Browse more cards from XY Black Star Promos

Blastoise EX — common questions

How much is Blastoise EX worth?: Blastoise EX from XY Black Star Promos has a market price of $10.42 for an ungraded copy, based on current TCGPlayer and eBay sales data. Condition, print variant and grading all move that number.
What is a PSA 10 Blastoise EX worth?: Recent PSA 10 (Gem Mint) sales of Blastoise EX averaged $328.19, about 31.5× the ungraded price. A PSA 9 averaged $22.69.