
Vintage
Koga's Muk
Gym Challenge · #26 · English · released 2000
Raw market price
$16.15
30 days
▲ 5.6%
90 days
▲ 7%
Graded prices & PSA population
| Grade | Market price | PSA population |
|---|---|---|
| PSA 10 | $202 | 133 |
| PSA 9 | $48 | 150 |
| PSA 8 | $37 | 56 |
PSA population recorded 2026-07-20 · total graded 354
Why this card matters
pop
PSA 10 commands a 10x premium over raw and graded pop appears thin, but 113 active listings and small comp sample sizes (n=5 max) make true scarcity hard to confirm.
demand
Koga is a cult Gym Challenge villain with niche nostalgia appeal, but Muk is a secondary Pokémon without broad character pull to drive sustained collector demand.
artist
Standard Gym Challenge holo treatment with no notable alt-art or standout illustration distinction to elevate collector desirability above the set baseline.
catalyst
40% 30-day momentum is eye-catching but rests on very thin comp volume (PSA 10 n=5, PSA 9 n=3), making the move fragile and potentially noise rather than a confirmed breakout.
Graded comps on record
$202
PSA 10
$99
CGC 10
$48
PSA 9
$37
PSA 8
$34
CGC 9
$21
PSA 7
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More from Gym Challenge
Market data recorded 2026-07-10 from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.




