Should You Grade Blastoise #13 from HS—Unleashed?
Free PSA grading EV calculator pre-loaded with live market data for Blastoise #13. Current PSA 10 gem rate is 4.0% based on 375 graded copies. PSA 10 sales average $416.00 vs a raw market of $10.98. Expected value of grading: $37.79 (47% ROI). Verdict: Decent — proceed with caution.
HS—Unleashed · #13 · Rare
Default-tier verdict
Decent — proceed with caution+$38 (+47% ROI)
Based on raw market $10.98, PSA 10 $416.00, gem rate 4.0% (375 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Blastoise #13 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 | 15 | 4.0% |
| PSA 9 | 147 | 39.2% |
| PSA 8 | 119 | 31.7% |
| PSA 7 | 61 | 16.3% |
