Should You Grade Thundurus-EX #98 from Roaring Skies?
Free PSA grading EV calculator pre-loaded with live market data for Thundurus-EX #98. Current PSA 10 gem rate is 7.0% based on 343 graded copies. PSA 10 sales average $2384.48 vs a raw market of $13.91. Expected value of grading: $4.16 (2% ROI). Verdict: Sell raw.
Roaring Skies · #98 · Rare Ultra
Default-tier verdict
Sell raw+$4 (+2% ROI)
Based on raw market $13.91, PSA 10 $2384.48, gem rate 7.0% (343 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Thundurus-EX #98 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 | 24 | 7.0% |
| PSA 9 | 119 | 34.7% |
| PSA 8 | 93 | 27.1% |
| PSA 7 | 56 | 16.3% |
