MASTER
Blastoise-GX — Unbroken Bonds #218 Pokémon card

modern-to-grade · secret rare

Blastoise-GX

Unbroken Bonds · #218 · English · released 2019

Raw market price

$103

30 days

4.6%

90 days

4.5%

58MASTER score · trending up

Graded prices & PSA population

GradeMarket pricePSA population
PSA 10$601735
PSA 9$156655

PSA population recorded 2026-07-20 · total graded 1,712

Why this card matters

pop

52 listings and modest sample sizes (n=5 PSA 10) suggest limited but not razor-thin supply; the 6.6× PSA 10-to-raw premium confirms meaningful graded scarcity, though raw copies remain accessible.

demand

Blastoise carries genuine Gen-1 nostalgia and GX-era collector pull, but as a rainbow rare reprint of a non-chase mechanic card it sits below true trophy-tier Charizard/Pikachu demand.

artist

Rainbow rare hyper-rare treatment is visually distinctive but formulaic across the Unbroken Bonds set, offering no unique alternate-art or standout illustrator cachet to elevate it above peers.

catalyst

8.3% 30-day momentum is positive but PSA 10 comps show wide dispersion ($243–$744 across graders, n=1 for all non-PSA slabs) making the trend statistically fragile and not yet a confirmed breakout.

Graded comps on record

$601

PSA 10

$450

TAG 10

$318

ACE 10

$315

BGS 10

$224

CGC 10

$156

PSA 9

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More from Unbroken Bonds

Market data recorded 2026-07-15 from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.