$170.06
PSA 10 · 56%
Based on 5 sales
$36.13
PSA 9
$9.80
PSA 8
$6.90
Raw
The Koga's Koffing (1st Edition) from Gym Challenge is currently valued at $6.90 raw and $170.06 in PSA 10 grade. Prices have increased 56% over the past 30 days.
Price History
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Price Forecast
PSA 9
Current$44.38
7-day forecast$38.10 (-14.2%)
30-day forecast$40.82 (-8.0%)
90-day forecast$36.24 (-18.3%)
Confidencehigh (1 data points)
Grading Verdict
Should you grade this card?
No
Raw price$6.90
PSA 10 value$170.06
Grading cost~$22.00
Expected profit$-13.07 (-45% ROI)
Price by Grade
Raw
$6.90
PSA 8
$9.80
PSA 9
$36.13
PSA 10
$170.06
Recent Sales
2026-04-05
· raw
· ebay
$7.91
2026-04-05
· raw
· ebay
$7.92
2026-04-04
· raw
· ebay
$6.49
2026-04-03
· raw
· ebay
$6.99
2026-03-29
· psa 9
· ebay
$45.00
2026-03-24
· raw
· ebay
$4.95
2026-03-20
· raw
· ebay
$5.00
2026-03-18
· raw
· ebay
$3.99
2026-03-18
· raw
· ebay
$5.99
2026-03-11
· psa 9
· ebay
$35.00
2026-03-10
· raw
· ebay
$3.49
2026-03-05
· raw
· ebay
$6.44
2026-03-03
· raw
· ebay
$3.99
2026-03-02
· psa 9
· ebay
$30.00
2026-03-01
· raw
· ebay
$9.99
2026-02-28
· raw
· ebay
$5.99
2026-02-22
· raw
· ebay
$1.79
2026-02-17
· raw
· ebay
$3.49
2026-02-17
· psa 8
· ebay
$9.50
2026-02-17
· raw
· ebay
$3.99
Card Details
Number#48 of 264
RarityUncommon
TypePokémon
EnergyGrass
HP50
LanguageEN
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