$125.35
PSA 10 · 32%
Based on 5 sales
$35.09
PSA 9
$19.92
PSA 8
$10.04
PSA 7
$12.20
Raw
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The Koga from Gym Challenge is currently valued at $12.20 raw and $125.35 in PSA 10 grade. Prices have increased 32% over the past 30 days.
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Price History
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Grading EV Estimate
Expected-value figures are estimates based on historical grade distributions and market prices. Not a recommendation. Grading outcomes and market prices are not guaranteed.
Methodology
·
Full disclaimer
Estimated grading expected value
Negative
Grading costs exceed estimated PSA 10 premium
Raw price$12.20
PSA 10 value$125.35
Grading cost~$22.00
Estimated profit$-22.88 (-67% estimated return)
Total graded96
Price by Grade
Raw
$12.20
PSA 6
$4.25
PSA 7
$10.04
PSA 8
$19.92
PSA 9
$35.09
PSA 10
$125.35
Recent Sales
2026-04-19
· raw
· ebay
$2.25
2026-04-19
· raw
· ebay
$1.25
2026-04-18
· raw
· ebay
$3.00
2026-04-17
· psa 10
· ebay
$52.00
2026-04-17
· raw
· ebay
$4.50
2026-04-17
· psa 10
· ebay
$52.00
2026-04-16
· raw
· ebay
$7.95
2026-04-15
· raw
· ebay
$1.45
2026-04-14
· raw
· ebay
$2.99
2026-04-14
· psa 9
· ebay
$24.99
2026-04-14
· psa 9
· ebay
$24.99
2026-04-13
· raw
· ebay
$3.00
2026-04-13
· psa 8
· ebay
$14.00
2026-04-12
· raw
· tcgplayer
$5.00
2026-04-12
· raw
· ebay
$0.99
2026-04-12
· psa 8
· ebay
$14.00
2026-04-11
· psa 7
· ebay
$34.99
2026-04-10
· psa 10
· ebay
$59.00
2026-04-10
· raw
· ebay
$1.99
2026-04-09
· raw
· ebay
$3.23
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