Should You Grade Gym Badge?
XY Black Star Promos · #XY203
No
Expected profit: $-5.52 (-13% ROI)
Expected Value
Raw price$20.55
Grading cost~$22.00
Blended EV$15.03
Expected profit$-5.52
ROI-13%
Break-even sell price$-3.63
Profit by Grade
PSA 8
$12.67
$-29.88 (-70%)
PSA 9
$37.16
$-5.39 (-13%)
PSA 10
$130.37
+$87.82 (206%)
Top Grading Opportunities in XY Black Star Promos
