Should You Grade M Mewtwo-EX #159 from BREAKthrough?
Free PSA grading EV calculator pre-loaded with live market data for M Mewtwo-EX #159. Current PSA 10 gem rate is 16.8% based on 3,239 graded copies. PSA 10 sales average $2675.00 vs a raw market of $91.28. Expected value of grading: $162.12 (36% ROI). Verdict: Decent — proceed with caution.
BREAKthrough · #159 · Rare Ultra
Default-tier verdict
Decent — proceed with caution+$162 (+36% ROI)
Based on raw market $91.28, PSA 10 $2675.00, gem rate 16.8% (3,239 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting M Mewtwo-EX #159 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 | 543 | 16.8% |
| PSA 9 | 863 | 26.6% |
| PSA 8 | 722 | 22.3% |
| PSA 7 | 507 | 15.7% |
