Should You Grade Dark Slowbro #12 from Team Rocket?
Free PSA grading EV calculator pre-loaded with live market data for Dark Slowbro #12. Current PSA 10 gem rate is 1.3% based on 3,169 graded copies. PSA 10 sales average $1600.00 vs a raw market of $37.11. Expected value of grading: $-134.27 (-55% ROI). Verdict: Sell raw.
Team Rocket · #12 · Rare Holo
Default-tier verdict
Sell raw$-134 (-55% ROI)
Based on raw market $37.11, PSA 10 $1600.00, gem rate 1.3% (3,169 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Dark Slowbro #12 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 | 42 | 1.3% |
| PSA 9 | 570 | 18.0% |
| PSA 8 | 1,036 | 32.7% |
| PSA 7 | 660 | 20.8% |