Should You Grade Mega Venusaur ex #155 from Mega Evolution?
Free PSA grading EV calculator pre-loaded with live market data for Mega Venusaur ex #155. Current PSA 10 gem rate is 58.6% based on 8,850 graded copies. PSA 10 sales average $70.90 vs a raw market of $12.37. Expected value of grading: $-30.98 (-38% ROI). Verdict: Sell raw.
Mega Evolution · #155 · Ultra Rare
Default-tier verdict
Sell raw$-31 (-38% ROI)
Based on raw market $12.37, PSA 10 $70.90, gem rate 58.6% (8,850 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Mega Venusaur ex #155 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 | 5,184 | 58.6% |
| PSA 9 | 3,168 | 35.8% |
| PSA 8 | 421 | 4.8% |
| PSA 7 | 38 | 0.4% |
