Should You Grade Mr. Mime-GX #156 from Celestial Storm?
Free PSA grading EV calculator pre-loaded with live market data for Mr. Mime-GX #156. Current PSA 10 gem rate is 55.9% based on 236 graded copies. PSA 10 sales average $272.35 vs a raw market of $25.00. Expected value of grading: $76.32 (80% ROI). Verdict: Grade It.
Celestial Storm · #156 · Rare Ultra
Default-tier verdict
Grade It+$76 (+80% ROI)
Based on raw market $25.00, PSA 10 $272.35, gem rate 55.9% (236 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mr. Mime-GX #156 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 | 132 | 55.9% |
| PSA 9 | 73 | 30.9% |
| PSA 8 | 14 | 5.9% |
| PSA 7 | 16 | 6.8% |
