modern-to-grade · holo
Blastoise-EX
XY Black Star Promos · #XY122 · English · released 2013
Raw market price
$293
7 days
▲ 0.5%
30 days
▼ 1.4%
90 days
▲ 24.2%
Graded prices & PSA population
| Grade | Market price | PSA population |
|---|---|---|
| PSA 10 | $12,552 | 95 |
| PSA 9 | $1,193 | 708 |
| PSA 8 | $422 | 1,609 |
PSA population recorded 2026-09-05 · total graded 6,879
Why this card matters
pop
6,500 total PSA pop is hefty; PSA 10s at 95 keep gem supply tight. Promo format removes reprint risk, but raw pool is large enough to dilute upward pressure.
demand
Blastoise is a perennial top-3 Gen 1 starter with deep nostalgic pull. EX-era holo format has strong cohort collectors, but it's not Charizard — ceiling is real.
artist
Dynamic EX holo treatment is visually strong, but XY Black Star Promos use standardized stamp art rather than a sought-after bespoke illustration. Finish appeal is solid, not elite.
catalyst
14.9% 30d momentum is encouraging but rests on a thin recent comp set — PSA 10 at $11,892 is one data point. Fragile until volume confirms the move. Watch for sustained bids.
Graded comps on record
$12,552
PSA 10
$1,193
PSA 9
$950
BGS 9
$625
BGS 8.5
$607
ACE 9
$422
PSA 8
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More from XY Black Star Promos
Market data recorded 2026-08-10 from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.