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Brock's Sandslash #23, Unlimited, Gym Heroes

  • Card number: #23/132
  • Rarity: Holo Rare
  • Finish: Holo

A PSA 8 Brock's Sandslash #23 Unlimited from Gym Heroes has a TCGBerg fair value of $27 as of Nov 15, 2026. It rests on 10 recorded sales, the latest on Sep 2, 2026. PSA has graded 26 copies at PSA 8. Sales evidence is limited, so treat this value as a rough estimate.

TCGBerg fair valuePSA 8
As of Nov 15, 2026
$27up 0.7%30-day change

TCGBerg Algorithm (estimated from recorded sales).

10 sales · latest Sep 2, 2026

Fair value3 months
Last sale$33Sep 2, 202620.4% above fair
5-sale avg$20Jan 29Sep 2
Population · PSA 8
26
Market cap
$713
Volatility
1.4%
YTD
↑ 45.9%
Sales evidence
Limited

TCGBerg fair value · PSA 8

$27

30D0.7%YTD45.9%
Sales evidenceLimited

Based on 10 recorded sales. Latest sale: Sep 2, 2026.

Market cap
$713
fair value x population
Population
26
graded copies
Last sale
$33
+20.4% vs fair
5-sale avg
$20
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 8.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last PSA 8 sale, $33 on Sep 2, 2026, sits 20.4% above the $27 fair value. The value rests on 10 recorded PSA 8 sales. Its confidence band runs from $24 to $31. A PSA 10 ($275) is worth 6.0 times a PSA 9 ($46). Over the past 30 days the PSA 8 value has risen 0.7%. With limited sales evidence, read the gap and the band as rough guides.

TCGBerg fair value by grade

Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.

  • Raw NM$14Ungraded · TCGBerg fair value
  • Raw LP$9.82Ungraded · TCGBerg fair value
  • Raw MP$7.41Ungraded · TCGBerg fair value
  • Raw HP$5.61Ungraded · TCGBerg fair value
  • Raw Damaged$4.00Ungraded · TCGBerg fair value

Behind the scenes

What goes into this price, and how much we know.

Recent sales

20 tracked

Each sale against the grade's fair value on the day it sold.

  • $14
    Nov 9, 2026 · via tcgplayer
    Rawbelow fair value by 2.9%
  • $13
    Nov 2, 2026 · via tcgplayer
    Rawbelow fair value by 9.9%
  • $18
    Oct 28, 2026 · via tcgplayer
    Rawabove fair value by 16.9%
  • $13
    Oct 25, 2026 · via tcgplayer
    Rawbelow fair value by 10.4%
  • $15
    Oct 24, 2026 · via tcgplayer
    Rawabove fair value by 3.4%

15 more sales with Pro

Up to 20 recent sales, each with its venue and its gap to fair value.

Includes a sale 8.6% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Gem Mint 10$22
    1d 0.0%7d 0.0%30d 0.0%
    Pop
    -
    Mcap
    -
    Evidence
    Sparse
    Last
    -
  • PSA10$275
    1d 0.0%7d 0.0%30d 3.7%
    Pop
    14
    Mcap
    $3.9K
    Evidence
    Sparse
    Last
    $267
  • PSA9$46
    1d 0.0%7d 0.2%30d 6.5%
    Pop
    37
    Mcap
    $1.7K
    Evidence
    Limited
    Last
    $40
Listings
CGC Gem Mint 10$22--0.0%0.0%0.0%Sparse-
PSA10$27514$3.9K0.0%up 3.7%up 21.4%Sparse$2674mo ago
PSA9$4637$1.7Kup 0.2%up 6.5%up 5.4%Limited$406mo ago
PSA8$2726$713up 0.5%up 0.7%up 24.9%Limited$332mo ago
PSA7$274$110up 0.5%up 0.7%up 24.9%Sparse-
PSA6$276$164up 0.5%up 0.7%up 24.9%Sparse$182y ago
PSA5$275-up 0.5%up 0.7%up 24.9%Sparse-
Raw$14--down 2.7%down 1.0%-Very strong$146d ago

Graded population report

95 graded copies of Brock's Sandslash Unlimited across 9 grades.

PSA 10
14 · 15%
PSA 9
37 · 39%
PSA 8
26 · 27%
PSA 7
4 · 4.2%
PSA 6
6 · 6.3%
BGS 9
1 · 1.1%
BGS 5.5
1 · 1.1%
PSA 5
5 · 5.3%
PSA 2
1 · 1.1%

PSA 8 makes up 27% of graded copies: 26 of 95. PSA 9 is the most common grade (39%).

Analysis

Brock's Sandslash - Unlimited at PSA 10 carries a TCGBerg fair value of $275 as of 2026-11-14. We track a TCGBerg fair value across 7 grades from Gym Heroes, from CGC Gem Mint 10 up to PSA 10. A graded population of 14 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 3.7%.

PSA 8 - frequently asked

How much is a PSA 8 Brock's Sandslash - Unlimited from Gym Heroes worth?
$27 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 8 Brock's Sandslash - Unlimited from Gym Heroes. It rests on limited sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 8 Brock's Sandslash - Unlimited from Gym Heroes?
26 copies have been graded at PSA 8, the recorded graded population, not the number of copies printed.
How has the PSA 8 Brock's Sandslash - Unlimited from Gym Heroes price moved recently?
Its TCGBerg fair value has risen 0.7% over the past 30 days.
What did a PSA 8 Brock's Sandslash - Unlimited from Gym Heroes last sell for?
The most recent recorded sale was $33 on 2026-09-02. This recorded sale is separate from the model-derived fair value.