Should You Grade Mewtwo δ #12 from Delta Species?
Free PSA grading EV calculator pre-loaded with live market data for Mewtwo δ #12. Current PSA 10 gem rate is 6.3% based on 1,340 graded copies. PSA 10 sales average $12859.42 vs a raw market of $251.33. Expected value of grading: $910.66 (103% ROI). Verdict: Grade It.
Delta Species · #12 · Rare Holo
Default-tier verdict
Grade It+$911 (+103% ROI)
Based on raw market $251.33, PSA 10 $12859.42, gem rate 6.3% (1,340 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mewtwo δ #12 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 | 85 | 6.3% |
| PSA 9 | 336 | 25.1% |
| PSA 8 | 324 | 24.2% |
| PSA 7 | 187 | 14.0% |
