Blastoise-EX Value
XY Black Star Promos · #XY30
$4.98
Raw · -1%
Based on 1 sale
All Prices
Raw
$4.98
-32.9%
PSA 7
$15.00
PSA 8
$21.84
PSA 9
$36.26
PSA 10
$224.10
Market Intelligence
UndervaluedThis card is undervalued by 210% — grading EV is $15.42 vs $4.98 raw.
LiquidityHigh (21 sales/30d, 4.9/week)
VolatilityHigh (44.3% CV)
Price History
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Price Forecast
Forecasts are estimates based on historical data. Not investment advice. Trading cards are not securities. Past performance does not guarantee future results.
Methodology
·
Full disclaimer
RAW
Current$9.99
7-day$9.60 (-3.9%)
30-day$9.68 (-3.0%)
Recent Sales
2026-04-18
· raw
· ebay
$4.00
2026-04-16
· psa 8
· ebay
$22.72
2026-04-12
· raw
· ebay
$0.99
2026-04-12
· raw
· ebay
$4.99
2026-04-12
· raw
· ebay
$16.14
2026-04-10
· raw
· ebay
$10.31
2026-04-06
· raw
· ebay
$9.90
2026-04-05
· raw
· ebay
$5.00
2026-04-04
· raw
· tcgplayer
$9.99
2026-04-04
· raw
· ebay
$7.00
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