Gym Challenge
#26 · 2000 · 132 cards
Koga's Muk #26 from Gym Challenge is worth $16.15 in Near Mint condition (updated July 25, 2026). A PSA 10 copy sells for $201.66.
Market Price · Near Mint · Updated July 25, 2026
→ Stable$16.15
Tracked High
$16.15
Jul 2026
Tracked Low
$16.15
Jul 2026
Prices updated Jul 25, 2026
$16.15
Recent market data · NM
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Live listings · Sorted by price
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HP
80
Type
Pokémon
Stage
Stage 1
Evolves from
Koga's Grimer
Ability
Energy Drain
If an opponent's attack does damage to Koga's Muk (even if Koga's Muk is Knocked Out), flip a coin. If heads and if it has any, choose 1 Energy card attached to the attacking Pokémon and discard it. This power can't be used if Koga's Muk is already Asleep, Confused, or Paralyzed when your opponent attacks.
Attack
Sludge Whirlpool
40
Weakness
Retreat Cost
Illustrated by
Ken Sugimori
Pokédex
#89
Koga's Muk #26 from Gym Challenge has a market price of $16.15 in Near Mint condition, last updated July 25, 2026. Prices refresh daily from live marketplace data.
A PSA 10 (Gem Mint) copy of Koga's Muk #26 sells for $201.66.
Koga's Muk has been stable over the last 14 days, holding around $16.15.
Set Rank · Gym Challenge
Ungraded + PSA / CGC / BGS grades
| Condition | Market | eBay |
|---|---|---|
| Near MintMost common | $16.15 | $11.99 |
| Lightly Played | $11.97 | — |
| Moderately Played | $8.99 | — |
| Heavily Played | $7.19 | — |
| Damaged | $7.12 | — |
Graded Prices
| Grade | PSA | CGC | BGS | vs Raw |
|---|---|---|---|---|
| ★ 10 | $201.66 | $98.74 | — | +1149% |
| 9 | $47.56 | $33.99 | — | +194% |
| 8 | $36.99 | — | — | +129% |
| 7 | $21.00 | — | — | +30% |
Live market prices · ~ estimated using standard condition discounts
Koga's Koffing
Challenge from the Darkness
Koga's Grimer
Challenge from the Darkness
Koga's Weedle
Challenge from the Darkness
Koga's Tangela
Challenge from the Darkness
Koga's Muk
Challenge from the Darkness
Koga's Ditto
Challenge from the Darkness
Koga's Koffing
Challenge from the Darkness
Koga's Ekans
Challenge from the Darkness
Koga's Weezing
Challenge from the Darkness
Koga's Ninja Trick
Challenge from the Darkness
Tap a grade to see its price history
Ungraded
$16.15
NM raw
| Condition | Market | vs NM | eBay Sold |
|---|---|---|---|
Near Mint | $16.15 | base | $11.99 |
Lightly Played | $11.97 | -26% | — |
Moderately Played | $8.99 | -44% | — |
Heavily Played | $7.19 | -55% | — |
Damaged | $7.12 | -56% | — |
~ estimated from NM using standard condition discounts · updated when marketplace data is available
