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Infernape #20, Normal, XY - Steam Siege

  • Card number: #20/114
  • Rarity: Rare
  • Finish: Non-Holo

A PSA 8 Infernape #20 Normal from XY - Steam Siege has a TCGBerg fair value of $31 as of Nov 14, 2026. It rests on 10 recorded sales, the latest on May 27, 2026. PSA has graded 26 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
$31up 25.8%30-day change

TCGBerg Algorithm (estimated from recorded sales).

10 sales · latest May 27, 2026

Fair value3 months
Last sale$20May 27, 202635.1% below fair
5-sale avg$17last 5 sales
Population · PSA 8
26
Market cap
$801
Volatility
9.0%
YTD
-
Sales evidence
Sparse

TCGBerg fair value · PSA 8

$31

30D25.8%
Sales evidenceSparse

Based on 10 recorded sales. Latest sale: May 27, 2026.

Market cap
$801
fair value x population
Population
26
graded copies
Last sale
$20
-35.1% vs fair
5-sale avg
$17
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, $20 on May 27, 2026, sits 35.1% below the $31 fair value. The value rests on 10 recorded PSA 8 sales. Its confidence band runs from $26 to $36. A PSA 10 ($1,436) is worth 38.3 times a PSA 9 ($37). Over the past 30 days the PSA 8 value has risen 25.8%. 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 NM$1.35Ungraded · TCGBerg fair value
  • Raw LP$0.66Ungraded · TCGBerg fair value
  • Raw MP$0.59Ungraded · TCGBerg fair value
  • Raw HP$0.35Ungraded · 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.

  • $1.38
    Nov 7, 2026 · via tcgplayer
    Rawabove fair value by 3.0%
  • $1.77
    Nov 6, 2026 · via tcgplayer
    Rawabove fair value by 32.1%
  • $54
    Nov 5, 2026 · via eBay
    PSA9above fair value by 42.8%
  • $0.93
    Nov 5, 2026 · via tcgplayer
    Rawbelow fair value by 30.6%
  • $0.30
    Oct 30, 2026 · via tcgplayer
    Rawbelow fair value by 75.8%

15 more sales with Pro

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

Includes a sale 56.3% below fair value

All grades matrix

Every grade we track for this printing.

  • PSA10$1,436
    1d 0.0%7d 20.0%30d 39.1%
    Pop
    14
    Mcap
    $20.1K
    Evidence
    Sparse
    Last
    $1,066
  • PSA9$37
    1d 0.0%7d 0.0%30d 8.9%
    Pop
    29
    Mcap
    $1.1K
    Evidence
    Moderate
    Last
    $54
  • PSA8$31
    1d 0.0%7d 0.4%30d 25.8%
    Pop
    26
    Mcap
    $801
    Evidence
    Sparse
    Last
    $20
Listings
PSA10$1,43614$20.1Kup 20.0%up 39.1%up 70.3%Sparse$1,0662mo ago
PSA9$3729$1.1K0.0%up 8.9%up 31.1%Moderate$541w ago
PSA8$3126$801up 0.4%up 25.8%up 47.5%Sparse$206mo ago
PSA7$1810$178up 2.3%up 6.0%down 6.6%Moderate$142mo ago
PSA6$163$49up 2.3%up 3.9%down 7.6%Sparse-
Raw$1.35--up 6.3%up 39.2%-Very strong$1.381w ago

PSA population report

82 graded copies of Infernape Normal across 5 grades.

PSA 10
14 · 17%
PSA 9
29 · 35%
PSA 8
26 · 32%
PSA 7
10 · 12%
PSA 6
3 · 3.7%

PSA 8 makes up 32% of graded copies: 26 of 82. PSA 9 is the most common grade (35%).

Analysis

Infernape - Normal at PSA 10 carries a TCGBerg fair value of $1,436 as of 2026-11-14. We track a TCGBerg fair value across 5 grades from XY - Steam Siege, from PSA 6 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 39.1%.

PSA 8 - frequently asked

How much is a PSA 8 Infernape - Normal from XY - Steam Siege worth?
$31 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 8 Infernape - Normal from XY - Steam Siege. It rests on sparse sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 8 Infernape - Normal from XY - Steam Siege?
26 copies have been graded at PSA 8, the recorded graded population, not the number of copies printed.
How has the PSA 8 Infernape - Normal from XY - Steam Siege price moved recently?
Its TCGBerg fair value has risen 25.8% over the past 30 days.
What did a PSA 8 Infernape - Normal from XY - Steam Siege last sell for?
The most recent recorded sale was $20 on 2026-05-27. This recorded sale is separate from the model-derived fair value.