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TCG / Cards

Gym Challenge

Koga's Grimer

Gym Challenge #78

Set

Gym Challenge

Number

78

Supertype

Pokémon

Subtypes

Basic

Rarity

Common

HP

50

Regulation Mark

None

Types

Grass

Retreat Cost

Colorless

Weaknesses

Psychic×2

Sludge Grip

Grass

If your opponent has any Benched Pokémon, flip a coin. If heads, choose 1 of your opponent's Benched Pokémon and switch it with the Defending Pokémon. The new Defending Pokémon is now Poisoned.

Sludge Toss

GrassColorless
20
unlimited: Legal
Koga's Grimer
Gym Challenge set image

Graded Prices

PSA 10

$99.99

1st Edition / eBay / updated May 23, 2026

PSA 9

$40.00

1st Edition / eBay / updated Apr 27, 2026

CGC 10

$50.00

1st Edition / eBay / updated Apr 10, 2026

CGC 9

$24.99

1st Edition / eBay / updated Jul 25, 2025

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