Should You Grade Mega Gengar ex #284 from Ascended Heroes?
Free PSA grading EV calculator pre-loaded with live market data for Mega Gengar ex #284. Current PSA 10 gem rate is 63.5% based on 13,289 graded copies. PSA 10 sales average $1475.00 vs a raw market of $665.87. Expected value of grading: $500.51 (66% ROI). Verdict: Grade It.
Ascended Heroes · #284 · Special Illustration Rare
Default-tier verdict
Grade It+$501 (+66% ROI)
Based on raw market $665.87, PSA 10 $1475.00, gem rate 63.5% (13,289 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mega Gengar ex #284 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 | 8,434 | 63.5% |
| PSA 9 | 4,457 | 33.5% |
| PSA 8 | 307 | 2.3% |
| PSA 7 | 42 | 0.3% |
