Should You Grade Cool Porygon?
Wizards Black Star Promos · #15
No
Expected profit: $0.00 (0% ROI)
Expected Value
Raw price$88.79
Grading cost~$22.00
Blended EV$47.50
Expected profit$0.00
ROI0%
Break-even sell price$63.65
Profit by Grade
PSA 6
$47.76
$-63.03 (-57%)
PSA 7
$72.47
$-38.32 (-35%)
PSA 8
$83.20
$-27.59 (-25%)
PSA 9
$124.12
+$13.33 (12%)
PSA 10
$502.33
+$391.54 (353%)
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