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Professor Elm's Training Method #89, Reverse Holo, EX Unseen Forces

  • Card number: #89/115
  • Rarity: Uncommon

A PSA 8 Professor Elm's Training Method #89 Reverse Holo from EX Unseen Forces has a TCGBerg fair value of $96 as of Nov 14, 2026. It rests on 9 recorded sales, the latest on Sep 24, 2026. PSA has graded 22 copies at PSA 8. Sales evidence is sparse, so treat this value as a rough estimate.

TCGBerg fair valuePSA 8
As of Nov 14, 2026
$96up 2.7%30-day change

TCGBerg Algorithm (estimated from recorded sales).

9 sales · latest Sep 24, 2026

Fair value3 months
Last sale$73Sep 24, 202623.9% below fair
5-sale avg$62Mar 15Sep 24
Population · PSA 8
22
Market cap
$2.1K
Volatility
1.0%
YTD
↑ 254.8%
Sales evidence
Sparse

TCGBerg fair value · PSA 8

$96

30D2.7%YTD254.8%
Sales evidenceSparse

Based on 9 recorded sales. Latest sale: Sep 24, 2026.

Market cap
$2.1K
fair value x population
Population
22
graded copies
Last sale
$73
-23.9% vs fair
5-sale avg
$62
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, $73 on Sep 24, 2026, sits 23.9% below the $96 fair value. The value rests on 9 recorded PSA 8 sales. Its confidence band runs from $81 to $111. A PSA 10 ($998) is worth 4.3 times a PSA 9 ($230). Over the past 30 days the PSA 8 value has risen 2.7%. With sparse 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 MP$27Ungraded · TCGBerg fair value
  • Raw NM$17Ungraded · market price
  • Raw LP$11Ungraded · market price
  • Raw HP$6.75Ungraded · market price
  • Raw Damaged$3.62Ungraded · 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

12 tracked

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

  • $450
    Oct 8, 2026 · via eBay
    PSA9above fair value by 220.8%
  • $73
    Sep 24, 2026 · via eBay
    PSA8below fair value by 4.4%
  • $100
    Sep 21, 2026 · via eBay
    PSA8above fair value by 31.0%
  • $65
    Aug 7, 2026 · via Fanatics Collect
    PSA8above fair value by 6.3%
  • $401
    Jul 14, 2026 · via eBay
    PSA10below fair value by 12.6%

7 more sales with Pro

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

Includes a sale 8.7% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC6$36
    1d -7d -30d -
    Pop
    1
    Mcap
    -
    Evidence
    Sparse
    Last
    -
  • PSA10$998
    1d 0.0%7d 0.4%30d 5.4%
    Pop
    8
    Mcap
    $8.0K
    Evidence
    Sparse
    Last
    $401
  • PSA9$230
    1d 0.0%7d 0.2%30d 11.2%
    Pop
    24
    Mcap
    $5.5K
    Evidence
    Sparse
    Last
    $450
Listings
CGC6$361----Sparse-
PSA10$9988$8.0Kdown 0.4%down 5.4%up 97.4%Sparse$4014mo ago
PSA9$23024$5.5Kdown 0.2%down 11.2%up 99.9%Sparse$4501mo ago
PSA8$9622$2.1Kup 0.3%up 2.7%up 56.9%Sparse$732mo ago
PSA7$467$320down 0.1%up 11.8%up 17.7%Sparse$308mo ago
PSA6$382$750.0%down 2.8%up 36.4%Sparse-
PSA5$362-0.0%up 20.2%up 33.0%Sparse-
Raw$17--0.0%0.0%up 81.9%--

Graded population report

117 graded copies of Professor Elm's Training Method Reverse Holo across 19 grades.

PSA 10
8 · 6.8%
PSA 9
24 · 21%
PSA 8
22 · 19%
PSA 7
7 · 6.0%
PSA 6
2 · 1.7%
CGC Pristine 10
1 · 0.9%
CGC Gem Mint 10
8 · 6.8%
CGC 9.5
2 · 1.7%
CGC 9
18 · 15%
CGC 8.5
6 · 5.1%
CGC 8
6 · 5.1%
CGC 7.5
2 · 1.7%
CGC 7
1 · 0.9%
CGC 6.5
1 · 0.9%
CGC 6
1 · 0.9%
CGC 5.5
3 · 2.6%
CGC Authentic
2 · 1.7%
PSA 5
2 · 1.7%
PSA 3
1 · 0.9%

PSA 8 makes up 19% of graded copies: 22 of 117. PSA 9 is the most common grade (21%).

Analysis

Professor Elm's Training Method - Reverse Holo at PSA 10 carries a TCGBerg fair value of $998 as of 2026-11-13. We track a TCGBerg fair value across 7 grades from EX Unseen Forces, from CGC 6 up to PSA 10. A graded population of 8 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 fallen 5.4%.

PSA 8 - frequently asked

How much is a PSA 8 Professor Elm's Training Method - Reverse Holo from EX Unseen Forces worth?
$96 as of 2026-11-13, the model-derived TCGBerg fair value for a PSA 8 Professor Elm's Training Method - Reverse Holo from EX Unseen Forces. It rests on sparse sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 8 Professor Elm's Training Method - Reverse Holo from EX Unseen Forces?
22 copies have been graded at PSA 8, the recorded graded population, not the number of copies printed.
How has the PSA 8 Professor Elm's Training Method - Reverse Holo from EX Unseen Forces price moved recently?
Its TCGBerg fair value has risen 2.7% over the past 30 days.
What did a PSA 8 Professor Elm's Training Method - Reverse Holo from EX Unseen Forces last sell for?
The most recent recorded sale was $73 on 2026-09-24. This recorded sale is separate from the model-derived fair value.