Krokorok #136

Pokemon Black Bolt · #136 · Illustration Rare · Jul 2025

Buy Raw on eBayPSA 10 Sold on eBay

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Maybe — Proceed with Caution

Should You Grade?

Raw Price

$7.32

Expected Value

$1.67

Net Profit

$30.68

Gem Rate

21.0%

ROI

+137%

Sales / Yr

326

The gem rate is only 21% — you'll need a very clean copy to hit PSA 10.

Best Tier for Flipping

Unlock with Pro →

Factors in grading cost, turnaround time, and compounding — how fast you can reinvest profits into the next flip.

Profitability by Grading Company

Company	Best Tier	Gem Rate	Pop	10s	Cost	EV	Net Profit	ROI
PSA	PSA Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
BGS	BGS Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
CGC	CGC Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
SGC	SGC Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
TAG	TAG Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%

Compare All Companies with Pro →

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

$7.32

BGS 10

$86.00

PSA 10

$66.39

CGC 10

$53.00

SGC 10

$40.00

BGS 9.5

$19.00

$17.73

$11.95

View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →

21.0%Gem Rate (PSA 10)

32 graded last month

Past month gem rate: 25.0%

Grade Distribution (256 total graded)

256Total

PSA 105320.7%

PSA 915359.8%

PSA 84517.6%

PSA 731.2%

Below 710.4%