Vintage

Brock's Training Method

Gym Heroes · #106 · English · released 2000

Raw market price

$4.06

7 days

▼ 3.4%

30 days

▲ 5.8%

90 days

▲ 20.8%

Last 30 recorded prices▲ 4%

low $3.52high $3.92

47MASTER score · steady

Graded prices & PSA population

Grade	Market price	PSA population
PSA 10	$87.00	36
PSA 9	$34.00	104
PSA 8	$20.00	41

PSA population recorded 2026-10-21 · total graded 199

Graded comps on record

$87.00

PSA 10

$46.00

CGC 10

$40.00

CGC 10

$34.00

PSA 9

$30.00

CGC 9

$26.00

PSA 8.5

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$4.01

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$4.11

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$4.11

Brock's Mankey

$3.90

Market data recorded 2026-09-25 from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.