MASTER
Dialga-GX — Forbidden Light #138 Pokémon card

modern-to-grade · secret rare

Dialga-GX

Forbidden Light · #138 · English · released 2018

Raw market price

$76.00

7 days

▲ 0.9%

30 days

▲ 4.4%

90 days

▲ 0.3%

Last 30 recorded prices▲ 4.4%
low $72.70high $75.90
53MASTER score · steady

Graded prices & PSA population

GradeMarket pricePSA population
PSA 10$722.00195
PSA 9$78.00199

PSA population recorded 2026-10-01 · total graded 494

Why this card matters

pop

PSA pop already 195 PSA10/199 PSA9 of 494 graded, 8.4y post-release with no reprint risk but supply is already ample, not scarce.

demand

Dialga-GX is a popular legendary with steady PSA10 comps near $722, but cohort pull is solid-not-elite vs top GX chase cards.

artist

Rainbow secret-rare GX full-art finish has strong collector pull typical of SM-era alt-arts, independent of any recent hype.

catalyst

30d momentum +4.4% is mild and sits on thin recent comps (4 sales), so timing signal is weak, not a breakout.

Graded comps on record

$722.00

PSA 10

$423.00

CGC 10

$269.00

CGC 10

$90.00

CGC 8.5

$78.00

PSA 9

$55.00

PSA 8

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More from Forbidden Light

Market data recorded 2026-10-01 from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.