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Koga's Muk #26, 1st Edition, Gym Challenge

  • Card number: #26/132
  • Rarity: Rare
  • Finish: Non-Holo

A PSA 9 Koga's Muk #26 1st Edition from Gym Challenge has a TCGBerg fair value of $68 as of Nov 15, 2026. TCGBerg has recorded 17 PSA 9 sales of this card, the latest on Oct 31, 2026. PSA has graded 153 copies at PSA 9.

TCGBerg fair valuePSA 9
As of Nov 15, 2026
$68up 9.9%30-day change

TCGBerg Algorithm (estimated from recorded sales).

Fair value3 months
Last sale$91Oct 31, 202634.6% above fair
5-sale avg$101Sep 18Oct 31
Population · PSA 9
153
Market cap
$10.3K
Volatility
7.9%
YTD
↑ 70.8%
Sales evidence
Strong

TCGBerg fair value · PSA 9

$68

30D9.9%YTD70.8%
Sales evidenceStrong
Market cap
$10.3K
fair value x population
Population
153
graded copies
Last sale
$91
+34.6% vs fair
5-sale avg
$101
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 9.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last PSA 9 sale, $91 on Oct 31, 2026, sits 34.6% above the $68 fair value. The value weighs 15 PSA 9 sales from the past year, not the latest one alone. Its confidence band runs from $56 to $80. A PSA 10 ($244) is worth 3.6 times a PSA 9 ($68). Over the past 30 days the PSA 9 value has risen 9.9%.

TCGBerg fair value by grade

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

  • Raw NM$15Ungraded · TCGBerg fair value
  • Raw LP$14Ungraded · TCGBerg fair value
  • Raw MP$11Ungraded · TCGBerg fair value
  • Raw Damaged$6.50Ungraded · market price
  • Raw HP$6.37Ungraded · market price
hatched = market price, not a 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.

  • $204
    Nov 9, 2026 · via eBay
    PSA10below fair value by 16.5%
  • $33
    Nov 9, 2026 · via eBay
    PSA8above fair value by 8.4%
  • $645
    Nov 5, 2026 · via Fanatics Collect
    CGC Pristine 10above fair value by 28.9%
  • $15
    Nov 4, 2026 · via tcgplayer
    Rawabove fair value by 1.2%
  • $91
    Oct 31, 2026 · via eBay
    PSA9above fair value by 23.1%

15 more sales with Pro

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

Includes a sale 66.7% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC6-
    1d -7d -30d -
    Pop
    2
    Mcap
    -
    Evidence
    Sparse
    Last
    -
  • CGC Pristine 10$500
    1d -7d -30d -
    Pop
    1
    Mcap
    $500
    Evidence
    Sparse
    Last
    $645
  • CGC9.5$24
    1d 15.1%7d 15.1%30d 15.1%
    Pop
    9
    Mcap
    $219
    Evidence
    Sparse
    Last
    $20
Listings
CGC6-2----Sparse-
CGC Pristine 10$5001$500---Sparse$6451w ago
CGC9.5$249$219up 15.1%up 15.1%up 15.1%Sparse$207mo ago
PSA10$244132$32.2Kdown 10.1%down 2.0%up 20.8%Limited$2046d ago
PSA9$68153$10.3Kdown 6.9%up 9.9%up 20.1%Strong$912w ago
PSA8$3064$1.9Kdown 5.1%down 12.2%down 13.4%Very strong$336d ago
PSA7$2110$2110.0%down 18.8%down 27.6%Limited$151mo ago
PSA6$186$109up 0.1%down 26.6%down 10.5%Sparse$184mo ago
PSA5$182-up 0.1%down 26.6%down 9.0%Sparse-
Raw$15--down 0.5%up 3.7%-Very strong$152w ago

Graded population report

520 graded copies of Koga's Muk 1st Edition across 21 grades.

PSA 10
132 · 25%
PSA 9
153 · 29%
PSA 8
64 · 12%
PSA 7
10 · 1.9%
PSA 6
6 · 1.2%
BGS 9
1 · 0.2%
CGC Pristine 10
1 · 0.2%
CGC Gem Mint 10
20 · 3.8%
CGC 9.5
9 · 1.7%
CGC 9
47 · 9.0%
CGC 8.5
35 · 6.7%
CGC 8
20 · 3.8%
CGC 7.5
7 · 1.3%
CGC 7
3 · 0.6%
CGC 6.5
1 · 0.2%
CGC 6
2 · 0.4%
CGC 5.5
3 · 0.6%
CGC 5
1 · 0.2%
BGS 8
1 · 0.2%
CGC Authentic
2 · 0.4%
PSA 5
2 · 0.4%

PSA 9 makes up 29% of graded copies: 153 of 520. It’s the most common grade for this card.

Analysis

Koga's Muk - 1st Edition Normal at CGC Pristine 10 carries a TCGBerg fair value of $500 as of 2026-11-14. We track a TCGBerg fair value across 8 grades from Gym Challenge, from PSA 6 up to CGC Pristine 10. A graded population of 1 copies sits behind the CGC Pristine 10 grade. The CGC Pristine 10 valuation rests on sparse sales evidence.

PSA 9 - frequently asked

How much is a PSA 9 Koga's Muk - 1st Edition Normal from Gym Challenge worth?
$68 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 9 Koga's Muk - 1st Edition Normal from Gym Challenge. It rests on strong sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 9 Koga's Muk - 1st Edition Normal from Gym Challenge?
153 copies have been graded at PSA 9, the recorded graded population, not the number of copies printed.
How has the PSA 9 Koga's Muk - 1st Edition Normal from Gym Challenge price moved recently?
Its TCGBerg fair value has risen 9.9% over the past 30 days.
What did a PSA 9 Koga's Muk - 1st Edition Normal from Gym Challenge last sell for?
The most recent recorded sale was $91 on 2026-10-31. This recorded sale is separate from the model-derived fair value.