![Hippopotas [Master Ball] #52](https://storage.googleapis.com/images.pricecharting.com/uz2hijtdlriqju7x/1600.jpg)
Hippopotas [Master Ball] #52
Pokemon Prismatic Evolutions · #052 · Jan 2025
Maybe — Proceed with Caution
Should You Grade?
Raw Price
$1.64
Expected Value
$-7.09
Net Profit
$33.35
Gem Rate
25.9%
ROI
+200%
Sales / Yr
308
Negative expected value ($-7.09) — while a PSA 10 would be profitable, the probability-weighted outcome across all grades means you lose money on average at this grading tier. The gem rate is only 26% — you'll need a very clean copy to hit PSA 10.
Best Tier for Flipping
Factors in grading cost, turnaround time, and compounding — how fast you can reinvest profits into the next flip.
Profitability by Grading Company
Shows the best-value tier from each grading company based on EV, cost, and turnaround. Pop = total graded population; 10s = grade 10 count.
Price by Grade
Raw
$1.64
BGS 10
$69.00
PSA 10
$52.81
CGC 10
$49.99
SGC 10
$32.00
9
$12.08
8
$7.01
25.9%Gem Rate (PSA 10)
+5 graded in 30 days
+16 in 90 days
Grade Distribution (143 total graded)
143Total
PSA 103725.9%
PSA 97753.8%
PSA 82618.2%
PSA 732.1%