Should You Grade Cobalion-EX #93 from Plasma Storm?
Free PSA grading EV calculator pre-loaded with live market data for Cobalion-EX #93. Current PSA 10 gem rate is 4.6% based on 87 graded copies. PSA 10 sales average $598.43 vs a raw market of $7.68. Expected value of grading: $-23.68 (-30% ROI). Verdict: Sell raw.
Plasma Storm · #93 · Rare Holo EX
Default-tier verdict
Sell raw$-24 (-30% ROI)
Based on raw market $7.68, PSA 10 $598.43, gem rate 4.6% (87 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Cobalion-EX #93 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 | 4 | 4.6% |
| PSA 9 | 40 | 46.0% |
| PSA 8 | 32 | 36.8% |
| PSA 7 | 8 | 9.2% |
