Should You Grade Zygarde-EX?
XY Black Star Promos · #XY151
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 negative
Current grading costs exceed model estimate of PSA 10 premium
Expected Value
Raw price$5.84
Grading cost~$22.00
Blended EV$44.03
Estimated profit$0.00
Estimated return0%
Break-even sell price$5.00
Profit by Grade
PSA 7
$7.00
$-20.84 (-75%)
PSA 8
$18.75
$-9.09 (-33%)
PSA 9
$37.88
+$10.04 (36%)
PSA 10
$367.69
+$339.85 (1221%)
Undervalued
This card is undervalued by 654% — grading EV is $44.03 vs $5.84 raw.
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