Should You Grade Marnie?
SWSH Black Star Promos · #SWSH121
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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Estimated grading EV positive
Our model estimate: +$23.40 (51% estimated return)
Expected Value
Raw price$23.65
Grading cost~$22.00
Blended EV$47.05
Estimated profit$23.40
Estimated return51%
Break-even sell price$-3.41
Profit by Grade
PSA 7
$18.89
$-26.76 (-59%)
PSA 8
$20.89
$-24.76 (-54%)
PSA 9
$29.24
$-16.41 (-36%)
PSA 10
$164.16
+$118.51 (260%)
Undervalued
This card is undervalued by 99% — grading EV is $47.05 vs $23.65 raw.
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