Should You Grade Mew-EX #XY126 from XY Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Mew-EX #XY126. Current PSA 10 gem rate is 4.8% based on 1,620 graded copies. PSA 10 sales average $12103.13 vs a raw market of $201.65. Expected value of grading: $393.80 (47% ROI). Verdict: Decent — proceed with caution.
XY Black Star Promos · #XY126 · Promo
Default-tier verdict
Decent — proceed with caution+$394 (+47% ROI)
Based on raw market $201.65, PSA 10 $12103.13, gem rate 4.8% (1,620 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mew-EX #XY126 to PSA for grading. EV factors in real PSA population data (gem rates), live market prices for raw and graded copies, and PSA's tiered fee structure including upcharges when a card's graded value exceeds the tier's Max Insured Value. Adjust the inputs to match your card's exact condition for a personalized recommendation.
PSA population summary
| Grade | Population | Rate |
|---|---|---|
| PSA 10 | 77 | 4.8% |
| PSA 9 | 334 | 20.6% |
| PSA 8 | 462 | 28.5% |
| PSA 7 | 421 | 26.0% |
