Should You Grade Steelix #150 from Mega Evolution?
Free PSA grading EV calculator pre-loaded with live market data for Steelix #150. Current PSA 10 gem rate is 62.7% based on 9,870 graded copies. PSA 10 sales average $56.00 vs a raw market of $6.89. Expected value of grading: $-34.40 (-45% ROI). Verdict: Sell raw.
Mega Evolution · #150 · Illustration Rare
Verdict
Sell raw$-34 (-45% ROI)
Based on raw cost $6.89, PSA 10 $56.00, gem rate 62.7% (9,870 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Steelix #150 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 | 6,190 | 62.7% |
| PSA 9 | 3,122 | 31.6% |
| PSA 8 | 415 | 4.2% |
| PSA 7 | 78 | 0.8% |
