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Abilities, attacks, weakness & resistance
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.
Other cards from Gym Challenge
Water Energy (Unlimited)
Water Energy (First Edition)
Psychic Energy (Unlimited)
Psychic Energy (First Edition)
Lightning Energy (Unlimited)
Lightning Energy (First Edition)
Grass Energy (Unlimited)
Grass Energy (First Edition)
Fire Energy (Unlimited)
Fire Energy (First Edition)
Fighting Energy (Unlimited)
Fighting Energy (First Edition)
Koga's Muk (gym2-26-Unlimited) is a Stage 1 Grass Pokémon from the Gym Challenge expansion. It has the Pokémon Power Energy Drain, which can trigger a coin flip when it takes damage to possibly discard an Energy attached to the attacking Pokémon. It also carries the Sludge Whirlpool attack that deals 40 damage for two Grass and one Colorless.
Catalog pricing data as of 12 Apr 2026, 08:38
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