Should You Grade The Rocket's Training Gym #104 from Gym Heroes?
Free PSA grading EV calculator pre-loaded with live market data for The Rocket's Training Gym #104. Current PSA 10 gem rate is 14.3% based on 63 graded copies. PSA 10 sales average $26.00 vs a raw market of $11.63. Expected value of grading: $-64.29 (-79% ROI). Verdict: Sell raw.
Gym Heroes · #104 · Rare
Default-tier verdict
Sell raw$-64 (-79% ROI)
Based on raw market $11.63, PSA 10 $26.00, gem rate 14.3% (63 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting The Rocket's Training Gym #104 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 | 9 | 14.3% |
| PSA 9 | 31 | 49.2% |
| PSA 8 | 15 | 23.8% |
| PSA 7 | 3 | 4.8% |
