Should You Grade Greninja V-UNION #SWSH157 from SWSH Black Star Promos?
Free PSA grading EV calculator pre-loaded with live market data for Greninja V-UNION #SWSH157. Current PSA 10 gem rate is 67.2% based on 131 graded copies. PSA 10 sales average $500.00 vs a raw market of $9.05. Expected value of grading: $275.48 (349% ROI). Verdict: Grade It.
SWSH Black Star Promos · #SWSH157 · Promo
Default-tier verdict
Grade It+$275 (+349% ROI)
Based on raw market $9.05, PSA 10 $500.00, gem rate 67.2% (131 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Greninja V-UNION #SWSH157 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 | 88 | 67.2% |
| PSA 9 | 31 | 23.7% |
| PSA 8 | 6 | 4.6% |
| PSA 7 | 2 | 1.5% |
