Koga's Grimer

Gym Challenge#78Common

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Attacks

Sludge Grip

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

Damage

Details

Supertype

Pokémon

Subtypes

Basic

Types

Grass

Weaknesses

Psychic×2

Retreat Cost

Colorless

Regulation Mark

None

Artist

Ken Sugimori

Legality

Standard: Not legal
No regulation mark
Expanded: Not legal
Released before the Black & White Series
Gym Leader Challenge: Not legal
Released before the Black & White Series
Unlimited: Legal

Market price

TCGplayer

View on TCGplayer

$4.67

Near Mint / daily average / 315 samples / updated Nov 4, 2026

eBay

View on eBay

$6.96

Near Mint / daily average / 38 samples / updated Oct 30, 2026

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Graded prices

PSA 10

$248

1st Edition / eBay / updated Sep 21, 2026

PSA 9

$36.65

1st Edition / eBay / updated Aug 31, 2026

CGC 10

$300

1st Edition / eBay / updated Oct 7, 2026

CGC 9

$16.49

1st Edition / eBay / updated Oct 28, 2026

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