Koga's Grimer #78

Market structure summary: Over the last 7 days, prices have remained stable at 0.0%, indicating a consolidation phase over sudden breakouts. Observed 90-day bounds of $2.15 and $3.24 create a 34% band, matching a moderate-volatility profile.

Current value is 7.2% above its 30-day reference ($3.02). Graded context points to a substantial premium curve, with PSA 10 at +1640% above raw pricing.

PSA 9 is currently around $32.30, while PSA 10 is $56.37.

Koga's Grimer (Gym Challenge) is presently valued at about $3.24 in raw condition. Its 7-day movement is largely flat at 0.0%.

Against its 30-day baseline of $3.02, this card is pricing 7.2% higher. The 90-day window shows a floor near $2.15 and a peak around $3.24 (34% total spread), which maps to moderate-volatility movement.

Rarity classification for this copy is Common.

In 2000, Gym Challenge introduced this print of Koga's Grimer. Core profile: Its card type is Pokémon.

The rarity label is Common. Printed HP is 50.

Energy typing is Grass. Card subtype classification is Basic.

The printed attacks highlight "Sludge Grip" and "Sludge Toss". Psychic weakness applies to this print.

Release year for Gym Challenge is 2000. Gym Challenge is grouped under the Gym era.

The checklist contains 132 cards, placing it in a mid-size expansion range. As of 2026, the set is 26 years old and fits a legacy-era profile.

Within this set, Koga's Grimer is card number 78 with a Common designation.