Grade Matrix
PSA
PSA 6
$32
PSA 7
$37
PSA 8
$47
PSA 9
$47
PSA 10
$491
PSA 10: PriceCharting; last PSA 10 sale Jul 12, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$125
CGC P10
-
Availability
Availabilityi
1/10G: 5/y
Graded: ~5 sales/yr (extremely low) · Sales per year: ~78 sales/yr · Recent sales: 4 PSA 10 comps · Graded copies: 276 · PSA-10 delta 42.2%
TCGplayer Price History
1st EditionProduct 83967Fetched Sep 9, 3:31 AM
TCGplayer market
$33.56
Latest avg sale
$0.00
Units sold
60
Card Value FAQ
How much is Brock's Golem (Gym Heroes #20) worth?
GemDelta shows Brock's Golem (Gym Heroes #20) at $33.57 market price (TCGplayer market). Its Delta multiple is 19.6x.
How much is a PSA 10 Brock's Golem (Gym Heroes #20) worth?
A PSA 10 Brock's Golem (Gym Heroes #20) is currently shown at $491. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Brock's Golem (Gym Heroes #20) worth grading?
GemDelta records a 22.5% gem rate for Brock's Golem (Gym Heroes #20), with 62 PSA 10 copies out of 276 total PSA grades and a 19.6x Delta. That describes the grading profile; it is not financial advice.
PSA 10 Recent sales
| Date | Sale |
|---|---|
| Jul 12, 2026 | $405.00 |
| Jun 14, 2026 | $576.66 |
| May 19, 2026 | $900.00 |
| May 4, 2026 | $162.50 |