Should You Grade Misty's Cloyster #29 from Gym Heroes?
Free PSA grading EV calculator pre-loaded with live market data for Misty's Cloyster #29. Current PSA 10 gem rate is 15.6% based on 109 graded copies. PSA 10 sales average $47.33 vs a raw market of $12.99. Expected value of grading: $-59.36 (-72% ROI). Verdict: Sell raw.
Gym Heroes · #29 · Rare
Default-tier verdict
Sell raw$-59 (-72% ROI)
Based on raw market $12.99, PSA 10 $47.33, gem rate 15.6% (109 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Misty's Cloyster #29 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 | 17 | 15.6% |
| PSA 9 | 44 | 40.4% |
| PSA 8 | 31 | 28.4% |
| PSA 7 | 9 | 8.3% |
