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Home/Gym Heroes/Brock's Training Method · PSA 7
Brock's Training Method Gym Heroes

Brock's Training Method

Gym Heroes · #106/132 · PSA 91st Edition

Raw$3.07

Fair Value

$26.00

Based on 3 verified eBay sales over 18 days·LIMITED·Very Low Liquidity

Range

$15.00–$37.00

85% spread

Last Sold

$15.00

Apr 20

PSA Population

103

30d Volume

—

eBay PSA 9 — $15.00 on Apr 20, 2026eBay PSA 9 — $37.00 on Apr 2, 2026eBay PSA 9 — $21.27 on Apr 2, 2026eBay PSA 9 — $35.00 on Jan 11, 2026$15$25$35Jan 11Feb 17Mar 27May 4Jun 11

Why this verdict

Methodology →
  • Fair value$26.00Weighted median of 3 verified sales
  • Range$15.00 – $37.0085% spread between bottom and top
  • ConfidenceLIMITEDBased on 3 sales — will sharpen with more data

Live Listings

Very Low Liquidity
0 active

No active eBay listings for PSA 9 1st Edition. We check daily — check back soon.

Recent Sales

4 comps
eBayApr 20, 2026

$15.00

$11 under fair

eBayApr 2, 2026

$37.00

$11 over fair

eBayApr 2, 2026

$21.27

$5 under fair

eBayJan 11, 2026

$35.00

$9 over fair

Why this verdict — 90-day methodology

Fair value is computed from 1 PSA-graded comp over the last 90 days. Confidence: WEAK (<4 comps OR spread exceeds tier limits).

Sources

  • eBay1 (100.0%)

Sub-signals

  • Fair range: $13–$13
  • Price dispersion: 0.0%
  • Raw (NM) index: $3
  • Newest comp: 13d ago
  • Cert-verified: 0.0%
Full methodology →