![Iron Thorns [Pokemon Center] #98](https://storage.googleapis.com/images.pricecharting.com/qincpqhk3cznwss2/1600.jpg)
Iron Thorns [Pokemon Center] #98
Pokemon Promo · #098 · Jul 1999
Maybe — Proceed with Caution
Should You Grade?
Raw Price
$38.39
Expected Value
$-1.71
Net Profit
$26.60
Gem Rate
31.0%
ROI
+50%
Sales / Yr
248
Negative expected value ($-1.71) — 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 31% — 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
$38.39
BGS 10
$408.00
PSA 10
$313.47
SGC 10
$188.00
CGC 10
$79.99
BGS 9.5
$73.00
9
$40.61
8
$30.00
7
$25.00
31.0%Gem Rate (PSA 10)
18 graded last month
Past month gem rate: 17.0%
Grade Distribution (952 total graded)
952Total
PSA 1029531.0%
PSA 955157.9%
PSA 8869.0%
PSA 780.8%
Below 7101.1%