Should You Grade Tropical Wind?
Nintendo Black Star Promos · #26
No
Expected profit: $-6.88 (-6% ROI)
Expected Value
Raw price$91.98
Grading cost~$22.00
Blended EV$85.10
Expected profit$-6.88
ROI-6%
Break-even sell price$62.97
Profit by Grade
PSA 7
$57.52
$-56.46 (-50%)
PSA 8
$98.16
$-15.82 (-14%)
PSA 9
$138.32
+$24.34 (21%)
PSA 10
$245.89
+$131.91 (116%)
Similar Price, Better ROI
