MASTER
Weakness Guard Energy — Unified Minds #258 Pokémon card

modern-to-grade · secret rare

Weakness Guard Energy

Unified Minds · #258 · English · released 2019

Raw market price

$8.04

7 days

0.5%

30 days

8.4%

90 days

13.4%

39MASTER score · trending up

Graded prices & PSA population

GradeMarket pricePSA population
PSA 10$5346
PSA 8$1117

PSA population recorded 2026-07-20 · total graded 117

Why this card matters

pop

120 listings suggest moderate supply, and while the PSA 10 commands a strong premium over raw, the single PSA 10 comp makes that premium unreliable as a scarcity signal.

demand

Weakness Guard Energy is a utility trainer-energy card with no character or nostalgia pull, limiting collector demand to niche competitive or set-completion buyers.

artist

The secret-rare full-art treatment adds mild illustration appeal over the base version, but an energy card offers minimal artwork showcase compared to character-driven alt-arts.

catalyst

A 4.5% 30-day price move on a PSA 10 sample of one is statistically fragile and reflects no credible momentum or dislocation event worth acting on.

Graded comps on record

$70

PSA 9

$53

PSA 10

$11

PSA 8

$9

PSA 9

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More from Unified Minds

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