Should You Grade Shaymin?
XY Black Star Promos · #XY188
No
Expected profit: $-11.40 (-39% ROI)
Expected Value
Raw price$6.95
Grading cost~$22.00
Blended EV$-4.45
Expected profit$-11.40
ROI-39%
Break-even sell price$-16.82
Profit by Grade
PSA 7
$3.25
$-25.70 (-89%)
PSA 8
$12.54
$-16.41 (-57%)
PSA 9
$16.09
$-12.86 (-44%)
PSA 10
$85.49
+$56.54 (195%)
Top Grading Opportunities in XY Black Star Promos
