Rarity: Rare
HP: 80
Stage: Stage 1
Type: Pokemon
Energy
Weakness
Retreat
Artist: Ken Sugimori
Ability: Pokémon Power: Energy DrainIf 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 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.
Attacks: Sludge Whirlpool
40
Flavor: Sludge Pokémon. Length: 3'11", Weight: 66 lbs. LV. 38 #89

Shop this card

The TCGplayer and eBay links are affiliate links. If you buy, we earn a commission.

Koga's Muk #026

Gym Challenge · Rare

Koga's Muk #026 has a TCGplayer market price of $16.15 (Near Mint, 1st Edition). Cardmarket lists it at €10.00 (Played, 1st Edition).

Market prices

Updated Oct 19, 2026

Near Mint$16.15

Lightly Played$13.43

Moderately Played$11.45

Heavily Played$7.02

Damaged$6.50

Updated Oct 19, 2026

Played€10.00

These open on eBay through affiliate links. If you buy, we earn a commission.

Date	Price	Grader	Grade	Link
Oct 5, 2026	$4.00	—	—	View
Sep 30, 2026	$17.99	—	—	View
Sep 27, 2026	$10.56	PSA	8	View
Sep 13, 2026	$6.99	—	—	View
Sep 11, 2026	$16.50	—	—	View
Sep 8, 2026	$6.99	—	—	View
Sep 8, 2026	$225.00	PSA	10	View
Sep 7, 2026	$12.00	—	—	View
Sep 7, 2026	$17.99	—	—	View
Sep 7, 2026	$29.95	—	—	View
Sep 6, 2026	$22.50	BGS	8	View
Sep 5, 2026	$17.99	—	—	View
Sep 4, 2026	$1.25	—	—	View
Sep 3, 2026	$9.95	—	—	View
Sep 2, 2026	$18.99	—	—	View
Aug 31, 2026	$256.00	PSA	10	View
Aug 18, 2026	$4.92	—	—	View
Aug 16, 2026	$23.74	—	—	View
Aug 15, 2026	$6.15	—	—	View
Aug 10, 2026	$48.00	PSA	9	View

The top of Gym Challenge by market price today.