Should You Grade Tyrantrum-EX?
XY Black Star Promos · #XY70
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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Full disclaimer
Estimated grading EV negative
Current grading costs exceed model estimate of PSA 10 premium
Expected Value
Raw price$8.50
Grading cost~$22.00
Blended EV$104.48
Estimated profit$0.00
Estimated return0%
Break-even sell price$89.18
Profit by Grade
PSA 7
$27.55
$-2.95 (-10%)
PSA 8
$168.93
+$138.43 (454%)
PSA 9
$186.06
+$155.56 (510%)
PSA 10
$223.06
+$192.56 (631%)
Undervalued
This card is undervalued by 1129% — grading EV is $104.48 vs $8.50 raw.
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