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Professor Elm’s Training Method #100, Reverse Holo, HeartGold & SoulSilver

  • Card number: #100/123
  • Rarity: Uncommon

A PSA 9 Professor Elm’s Training Method #100 Reverse Holo from HeartGold & SoulSilver has a TCGBerg fair value of $55 as of Nov 15, 2026. PSA has graded 1 copy at PSA 9. Sales evidence is sparse, so treat this value as a rough estimate.

TCGBerg fair valuePSA 9
As of Nov 15, 2026
$55down 42.5%30-day change

TCGBerg Algorithm (estimated from recorded sales).

Fair value3 months
Last sale-no recent sales
5-sale avg-last 5 sales
Population · PSA 9
1
Market cap
$55
Volatility
12.6%
YTD
↑ 61.6%
Sales evidence
Sparse

TCGBerg fair value · PSA 9

$55

30D42.5%YTD61.6%
Sales evidenceSparse
Market cap
$55
fair value x population
Population
1
graded copies
Last sale
-
no recorded sale
5-sale avg
-
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 9.

Open in TerminalCandles, every grade, full historyPro

TCGBerg fair value by grade

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

  • Raw NM$2.74Ungraded · market price
  • Raw HP$0.50Ungraded · market price
  • Raw LP$0.39Ungraded · market price
  • Raw MP$0.35Ungraded · market price
hatched = market price, not a TCGBerg fair value

Behind the scenes

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

All grades matrix

Every grade we track for this printing.

  • PSA10$371
    1d 8.2%7d 3.2%30d 13.9%
    Pop
    0
    Mcap
    -
    Evidence
    Sparse
    Last
    -
  • PSA9$55
    1d 0.0%7d 0.0%30d 42.5%
    Pop
    1
    Mcap
    $55
    Evidence
    Sparse
    Last
    -
  • PSA8$25
    1d 0.0%7d 0.0%30d 20.1%
    Pop
    1
    Mcap
    $25
    Evidence
    Sparse
    Last
    $8.60
PSA10$3710-down 3.2%up 13.9%up 117.7%Sparse-
PSA9$551$550.0%down 42.5%up 39.4%Sparse-
PSA8$251$250.0%down 20.1%up 16.1%Sparse$8.601y ago
PSA7$232$460.0%down 18.4%up 18.6%Sparse-
PSA6$230-0.0%up 11.0%up 28.2%Sparse-
PSA5$191-0.0%down 0.2%up 8.1%Sparse-
Raw$2.74--0.0%0.0%0.0%--

PSA population report

5 graded copies of Professor Elm’s Training Method Reverse Holo across 4 grades.

PSA 9
1 · 20%
PSA 8
1 · 20%
PSA 7
2 · 40%
PSA 5
1 · 20%

PSA 9 makes up 20% of graded copies: 1 of 5. It’s the scarcest grade tracked: a strong scarcity signal.

Analysis

Professor Elm’s Training Method - Reverse Holo at PSA 10 carries a TCGBerg fair value of $371 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from HeartGold & SoulSilver, from PSA 5 up to PSA 10. The PSA 10 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 13.9%.

PSA 9 - frequently asked

How much is a PSA 9 Professor Elm’s Training Method - Reverse Holo from HeartGold & SoulSilver worth?
$55 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 9 Professor Elm’s Training Method - Reverse Holo from HeartGold & SoulSilver. It rests on sparse sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 9 Professor Elm’s Training Method - Reverse Holo from HeartGold & SoulSilver?
1 copies have been graded at PSA 9, the recorded graded population, not the number of copies printed.
How has the PSA 9 Professor Elm’s Training Method - Reverse Holo from HeartGold & SoulSilver price moved recently?
Its TCGBerg fair value has fallen 42.5% over the past 30 days.

Another printing of Professor Elm’s Training Method #100 from HeartGold & SoulSilver, Normal, is valued at $561 at its highest valued grade.