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Koga's Grimer #78 Pokémon card from Gym Challenge

Koga's Grimer 78/132

Gym Challenge

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Koga's Grimer #78 from Gym Challenge currently trades at $1.62 raw, with PSA 10 copies reaching $56.86 — a 35.1x grade premium.
Current Prices (USD)
Ungraded
$1.62
PSA 7
$4.31
PSA 8
$12.48
PSA 9
$15.67
PSA 10
$56.86
ACE 10
—
BGS 10 Black
$370.00
CGC 10 Pristine
$52.50
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Quick price facts

Koga's Grimer 78/132 from Gym Challenge has a current raw market value of $1.62.

Current raw value
$1.62
PSA 9 value
$15.67
PSA 10 value
$56.86
PSA 10 premium vs raw
35.1× raw
View all cards from Gym Challenge →
Collector Intel
35.1x
Raw → PSA 10
High-risk grade
9.7x
Raw → PSA 9
Grade multiplier

Calculated from price history, PSA population data, and market trends. Not financial advice.

Grading Calculator

Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.

⚠️ High-variance grade. PSA 10 is 35x the raw price. The expected value accounts for the realistic probability.
$2
Buy Raw
~$25
Grading Fee
PSA Standard
$57
PSA 10 Value
+$30
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$169.7x raw
PSA 10$5735.1x raw

Frequently asked questions

How much is Koga's Grimer #78 from Gym Challenge worth?+
Koga's Grimer #78 from Gym Challenge is currently worth Raw: $1.62, PSA 9: $15.67, PSA 10: $56.86 based on recent sold listings. Prices update daily from real eBay sales.
Is Koga's Grimer #78 worth grading?+
The PSA 10 price of $56.86 is 35.1× the raw price of $1.62. After a ~$25 grading fee, a PSA 10 result would net approximately $55.24 — assuming the card grades a 10.
Where do PokePrices Koga's Grimer #78 prices come from?+
Prices are tracked nightly from real sold listings on PriceCharting (raw, PSA 9 and PSA 10). PSA population data is sourced from PSA's public reports. We do not use asking prices — only confirmed sales.