Should You Grade Porygon?
HGSS Black Star Promos · #HGSS22
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
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Full disclaimer
Estimated grading EV negative
Current grading costs exceed model estimate of PSA 10 premium
Expected Value
Raw price$9.92
Grading cost~$22.00
Blended EV$32.58
Estimated profit$0.00
Estimated return0%
Break-even sell price$8.13
Profit by Grade
PSA 8
$24.99
$-6.93 (-22%)
PSA 9
$44.00
+$12.08 (38%)
PSA 10
$199.99
+$168.07 (527%)
Undervalued
This card is undervalued by 228% — grading EV is $32.58 vs $9.92 raw.
Similar Price, Better ROI
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