Charizard 1st Edition ShadowlessBASPSA 10$400,92211.1%

Aerodactyl ex HoloESSPSA 10$4,0650.0%

Dark Charizard 1st EditionTROPSA 9$2,5132.2%

Mega Charizard X ex HoloPHFPSA 10$2,1050.0%

Suicune 1st EditionNRVPSA 9$1,90521.4%

Charizard UnlimitedBASPSA 8$1,2840.8%

Blaine's Arcanine 1st EditionGYCPSA 9$1,1556.4%

Espeon HoloAQPPSA 8$1,1050.1%

Houndoom 1st EditionNRVPSA 8$1,04222.1%

Misty's Gyarados 1st EditionGYCPSA 9$8851.9%

Slowking HoloNEOPSA 9$8774.5%

Crobat HoloSKRPSA 9$8464.2%

Snorlax HoloJUNPSA 9$7922.0%

Charmander HoloMEWPSA 10$6650.2%

Dark Charizard HoloTROPSA 8$5263.5%

Charmeleon HoloMEWPSA 10$5120.5%

Blaine's Moltres 1st EditionGYHPSA 8$5013.4%

Giovanni's Gyarados HoloGYCPSA 9$4200.8%

Sabrina's Alakazam 1st EditionGYCPSA 8$4093.7%

Dark Machamp 1st EditionTROPSA 9$3625.3%

Mew ex HoloMEWPSA 10$3292.6%

Meganium HoloNEOPSA 9$3280.3%

Dragonite HoloFOSPSA 8$3083.3%

Machamp 1st Edition ShadowlessBASPSA 9$3046.8%

XY - Steam Siege · Secret

Volcanion EX #115, Secret, XY - Steam Siege

XY - Steam Siege SecretSTS115:EN

TKRSTS115:EN-P10

TCGBerg fair value· PSA 10

$539

Our estimate of a fair value of this card based on our proprietary pricing algorithm and recent verified sales.

Data quality excellent85/100

30D performance13.0%

30D↑ 13.0%

YTD↑ 63.8%

MCAP$264.6K

VOL5.2%

Last sale (Jul 24, 2026)Last sale

$550

PSA 10 · Jul 24, 2026

2.1% above TCGBerg fair value

5-sale avg

$474

last 5 sales

Population · PSA 10

491

graded copies

TCGBerg fair value · PSA 10

$539

30D13.0%YTD63.8%

Data quality excellent85/100

Market cap

$264.6K

fair value x population

Population

491

graded copies

Last sale

$550

+2.1% vs fair

5-sale avg

$474

recent sales

Price history

Weekly fair value for PSA 10. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales.

TCGBerg fair value · PSA 10Sale below fairSale above fairOutlier

Aug 17, 202552 weekly points · 72 salesAug 9, 2026

XY - Steam Siege · Secret

Volcanion EX #115, Secret, XY - Steam Siege

XY - Steam Siege SecretSTS115:EN

TKRSTS115:EN-P10

TCGBerg fair value· PSA 10

$539

Our estimate of a fair value of this card based on our proprietary pricing algorithm and recent verified sales.

Data quality excellent85/100

30D performance13.0%

30D↑ 13.0%

YTD↑ 63.8%

MCAP$264.6K

VOL5.2%

Last sale (Jul 24, 2026)Last sale

$550

PSA 10 · Jul 24, 2026

2.1% above TCGBerg fair value

5-sale avg

$474

last 5 sales

Population · PSA 10

491

graded copies

TCGBerg fair value · PSA 10

$539

30D13.0%YTD63.8%

Data quality excellent85/100

Market cap

$264.6K

fair value x population

Population

491

graded copies

Last sale

$550

+2.1% vs fair

5-sale avg

$474

recent sales

Price history

Weekly fair value for PSA 10. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales.

TCGBerg fair value · PSA 10Sale below fairSale above fairOutlier

Aug 17, 202552 weekly points · 72 salesAug 9, 2026

Active listings on eBay

PSA 10 · eBay

Affiliate links: TCGBerg may earn a commission on purchases made through these listings.

Recent sales10 tracked

Most recent transactions. From public auction comps and dealer reporting. Showing 10 of 10; delta vs fair value is the difference between the sale price and the grade's quoted fair value on that date.

Date	Grade	Price	Source	vs TCGBerg FV
Jul 24, 2026	PSA10	$550	ebay	8.0%
Jul 11, 2026	PSA10	$500	ebay	2.5%
Jul 5, 2026	PSA10	$409	ebay	19.2%
Jul 4, 2026	PSA10	$455	ebay	10.0%
Jun 24, 2026	PSA10	$455	ebay	8.0%
Jun 19, 2026	PSA10	$432	ebay	14.7%
Jun 19, 2026	PSA10	$466	ebay	7.8%
Jun 18, 2026	PSA10	$600	ebay	18.6%
Jun 15, 2026	PSA10	$510	ebay	0.8%
Jun 14, 2026	PSA10	$493	ebay	1.5%

$550
Jul 24, 2026 · via ebay
PSA 10versus fair value, up 8.0%
$500
Jul 11, 2026 · via ebay
PSA 10versus fair value, up 2.5%
$409
Jul 5, 2026 · via ebay
PSA 10versus fair value, down 19.2%
$455
Jul 4, 2026 · via ebay
PSA 10versus fair value, down 10.0%
$455
Jun 24, 2026 · via ebay
PSA 10versus fair value, down 8.0%
$432
Jun 19, 2026 · via ebay
PSA 10versus fair value, down 14.7%
$466
Jun 19, 2026 · via ebay
PSA 10versus fair value, down 7.8%
$600
Jun 18, 2026 · via ebay
PSA 10versus fair value, up 18.6%
$510
Jun 15, 2026 · via ebay
PSA 10versus fair value, up 0.8%
$493
Jun 14, 2026 · via ebay
PSA 10versus fair value, down 1.5%

All grades matrix

Every grade we track for this printing. Click any column header to sort; the rightmost column jumps you to listings for that grade.

PSA10$539
1d 0.0%7d 5.1%30d 13.0%
Pop
491
Mcap
$264.6K
Conf
85
Last
$550
PSA9$88
1d 0.0%7d 0.2%30d 2.8%
Pop
670
Mcap
$58.8K
Conf
84
Last
$75
PSA8$55
1d 0.7%7d 1.0%30d 1.0%
Pop
313
Mcap
$17.1K
Conf
76
Last
$66


PSA10	$539	491	$264.6K	0.0%	5.1%	13.0%	44.2%	-	85	$5503w ago
PSA9	$88	670	$58.8K	0.0%	0.2%	2.8%	5.4%	-	84	$753w ago
PSA8	$55	313	$17.1K	0.7%	1.0%	1.0%	11.0%	-	76	$662w ago
PSA7	$26	169	$4.4K	0.0%	0.0%	11.3%	14.6%	-	67	$253w ago
PSA6	$24	80	$1.8K	0.0%	9.1%	4.8%	0.0%	-	26	$453mo ago
Raw	$37	-	-	-	-	-	-	-	-	-

Price spectrum

Where the current price sits relative to recent sales and active listings, and how each reference point compares to TCGBerg fair value. The bar spans $332 to $1.4K; it shades green below fair value to red above, saturating at ±25%.

TCGBerg fair value

$539

−25%

$404

$539

+25%

$674

+156%

$1.4K

$332$539$1.4K

LowFairHigh

Last sale
$550
2.1% above fairJul 24, 2026
Lowest ask
$574
6.4% above fairlowest active ask
Median ask
$700
29.9% above fairmedian active ask
Highest ask
$1.3K
142.2% above fairhighest active ask

Last sale was 2.1% above TCGBerg fair value, the best listing right now sits 6.4% above fair.

TCGBerg fair value by grade

Value at each grade and ungraded condition, on a log scale that spans the full range from raw (Damaged) at $9.81 up to gem-mint at $539. Log scale. Tap a row to switch the whole page.

Raw NM$37Ungraded · TCGBerg fair value
Raw LP$22Ungraded · TCGBerg fair value
Raw MP$17Ungraded · market price
Raw HP$12Ungraded · market price
Raw Damaged$9.81Ungraded · market price

hatched = market price, not a TCGBerg fair value

Population & rarity

1,723 graded copies of Volcanion EX Secret across 5 grades. The selected grade is highlighted.

PSA 10

491 · 28%

PSA 9

670 · 39%

PSA 8

313 · 18%

PSA 7

169 · 9.8%

PSA 6

80 · 4.6%

PSA 10 makes up 28% of graded copies: 491 of 1,723. PSA 9 is the most common grade (39%).

Relative valuation vs. index

How PSA 10 has moved relative to XY - Steam Siege · Secret · Composite since May 17, 2026. Both indexed to 100 at the index’s inception. Card outperformed by 0.8 pp.

About XY - Steam SiegeParent set

This printing in the context of its parent set: total set cap and this printing's share of it.

Browse all sets →

Set total cap

$4.18M

across all printings

This printing's share

8.3%

of total set cap

Implied printing cap

$346.8K

share × set cap

Browse all sets →

Volcanion EX - Secret at PSA 10 carries a TCGBerg fair value of $539 as of 2026-08-09. We track a TCGBerg fair value across 5 grades from XY - Steam Siege, from PSA 6 up to PSA 10. A graded population of 491 copies sits behind the PSA 10 grade. The PSA 10 valuation carries very high confidence (a confidence score of 85). Over the past 30 days, the PSA 10 TCGBerg fair value has risen 13.0%.

Show more analysisAnalysis, commentary & FAQ

PSA 10 commentary

The TCGBerg fair value of a PSA 10 Volcanion EX - Secret is $539 as of 2026-08-09. 491 copies have been graded at this level. This valuation carries very high confidence (a confidence score of 85). Over the past 30 days the TCGBerg fair value has risen 13.0%. The most recent recorded sale was $550 on 2026-07-24.

PSA 10 - frequently asked

What is the TCGBerg fair value of a PSA 10 Volcanion EX - Secret?

$539 as of 2026-08-09, our model-derived fair value for a PSA 10 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 10 Volcanion EX - Secret?

491 copies have been graded at PSA 10, the graded population behind this atom.

How has the PSA 10 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has risen 13.0% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 10 Volcanion EX - Secret?: $539 as of 2026-08-09, our model-derived fair value for a PSA 10 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 10 Volcanion EX - Secret?: 491 copies have been graded at PSA 10, the graded population behind this atom.
How has the PSA 10 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has risen 13.0% over the past 30 days.

PSA 9 commentary

The TCGBerg fair value of a PSA 9 Volcanion EX - Secret is $88 as of 2026-08-09. 670 copies have been graded at this level. This valuation carries very high confidence (a confidence score of 84). Over the past 30 days the TCGBerg fair value has fallen 2.8%. The most recent recorded sale was $75 on 2026-07-20.

PSA 9 - frequently asked

What is the TCGBerg fair value of a PSA 9 Volcanion EX - Secret?

$88 as of 2026-08-09, our model-derived fair value for a PSA 9 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 9 Volcanion EX - Secret?

670 copies have been graded at PSA 9, the graded population behind this atom.

How has the PSA 9 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has fallen 2.8% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 9 Volcanion EX - Secret?: $88 as of 2026-08-09, our model-derived fair value for a PSA 9 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 9 Volcanion EX - Secret?: 670 copies have been graded at PSA 9, the graded population behind this atom.
How has the PSA 9 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has fallen 2.8% over the past 30 days.

PSA 8 commentary

The TCGBerg fair value of a PSA 8 Volcanion EX - Secret is $55 as of 2026-08-09. 313 copies have been graded at this level. This valuation carries high confidence (a confidence score of 76). Over the past 30 days the TCGBerg fair value has fallen 1.0%. The most recent recorded sale was $66 on 2026-07-27.

PSA 8 - frequently asked

What is the TCGBerg fair value of a PSA 8 Volcanion EX - Secret?

$55 as of 2026-08-09, our model-derived fair value for a PSA 8 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 8 Volcanion EX - Secret?

313 copies have been graded at PSA 8, the graded population behind this atom.

How has the PSA 8 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has fallen 1.0% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 8 Volcanion EX - Secret?: $55 as of 2026-08-09, our model-derived fair value for a PSA 8 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 8 Volcanion EX - Secret?: 313 copies have been graded at PSA 8, the graded population behind this atom.
How has the PSA 8 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has fallen 1.0% over the past 30 days.

PSA 7 commentary

The TCGBerg fair value of a PSA 7 Volcanion EX - Secret is $26 as of 2026-08-09. 169 copies have been graded at this level. This valuation carries high confidence (a confidence score of 67). Over the past 30 days the TCGBerg fair value has fallen 11.3%. The most recent recorded sale was $25 on 2026-07-22.

PSA 7 - frequently asked

What is the TCGBerg fair value of a PSA 7 Volcanion EX - Secret?

$26 as of 2026-08-09, our model-derived fair value for a PSA 7 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 7 Volcanion EX - Secret?

169 copies have been graded at PSA 7, the graded population behind this atom.

How has the PSA 7 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has fallen 11.3% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 7 Volcanion EX - Secret?: $26 as of 2026-08-09, our model-derived fair value for a PSA 7 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 7 Volcanion EX - Secret?: 169 copies have been graded at PSA 7, the graded population behind this atom.
How has the PSA 7 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has fallen 11.3% over the past 30 days.

PSA 6 commentary

The TCGBerg fair value of a PSA 6 Volcanion EX - Secret is $24 as of 2026-08-09. 80 copies have been graded at this level. This valuation carries low confidence (a confidence score of 26). Over the past 30 days the TCGBerg fair value has risen 4.8%.

PSA 6 - frequently asked

What is the TCGBerg fair value of a PSA 6 Volcanion EX - Secret?

$24 as of 2026-08-09, our model-derived fair value for a PSA 6 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 6 Volcanion EX - Secret?

80 copies have been graded at PSA 6, the graded population behind this atom.

How has the PSA 6 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has risen 4.8% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 6 Volcanion EX - Secret?: $24 as of 2026-08-09, our model-derived fair value for a PSA 6 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 6 Volcanion EX - Secret?: 80 copies have been graded at PSA 6, the graded population behind this atom.
How has the PSA 6 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has risen 4.8% over the past 30 days.

Other printings of Volcanion EX and indices that include this card in their constituent basket.

Other printings of Volcanion EX

No other printings tracked yet.

Indices containing this card

Parent set

XY - Steam Siege

Set total cap

$4.16M

About XY - Steam SiegeParent set

This printing in the context of its parent set: total set cap and this printing's share of it.

Browse all sets →

Set total cap

$4.18M

across all printings

This printing's share

8.3%

of total set cap

Implied printing cap

$346.8K

share × set cap

Browse all sets →

Show more analysisAnalysis, commentary & FAQ

PSA 10 commentary

PSA 10 - frequently asked

What is the TCGBerg fair value of a PSA 10 Volcanion EX - Secret?

$539 as of 2026-08-09, our model-derived fair value for a PSA 10 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 10 Volcanion EX - Secret?

491 copies have been graded at PSA 10, the graded population behind this atom.

How has the PSA 10 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has risen 13.0% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 10 Volcanion EX - Secret?: $539 as of 2026-08-09, our model-derived fair value for a PSA 10 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 10 Volcanion EX - Secret?: 491 copies have been graded at PSA 10, the graded population behind this atom.
How has the PSA 10 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has risen 13.0% over the past 30 days.

PSA 9 commentary

PSA 9 - frequently asked

What is the TCGBerg fair value of a PSA 9 Volcanion EX - Secret?

$88 as of 2026-08-09, our model-derived fair value for a PSA 9 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 9 Volcanion EX - Secret?

670 copies have been graded at PSA 9, the graded population behind this atom.

How has the PSA 9 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has fallen 2.8% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 9 Volcanion EX - Secret?: $88 as of 2026-08-09, our model-derived fair value for a PSA 9 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 9 Volcanion EX - Secret?: 670 copies have been graded at PSA 9, the graded population behind this atom.
How has the PSA 9 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has fallen 2.8% over the past 30 days.

PSA 8 commentary

PSA 8 - frequently asked

What is the TCGBerg fair value of a PSA 8 Volcanion EX - Secret?

$55 as of 2026-08-09, our model-derived fair value for a PSA 8 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 8 Volcanion EX - Secret?

313 copies have been graded at PSA 8, the graded population behind this atom.

How has the PSA 8 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has fallen 1.0% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 8 Volcanion EX - Secret?: $55 as of 2026-08-09, our model-derived fair value for a PSA 8 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 8 Volcanion EX - Secret?: 313 copies have been graded at PSA 8, the graded population behind this atom.
How has the PSA 8 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has fallen 1.0% over the past 30 days.

PSA 7 commentary

PSA 7 - frequently asked

What is the TCGBerg fair value of a PSA 7 Volcanion EX - Secret?

$26 as of 2026-08-09, our model-derived fair value for a PSA 7 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 7 Volcanion EX - Secret?

169 copies have been graded at PSA 7, the graded population behind this atom.

How has the PSA 7 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has fallen 11.3% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 7 Volcanion EX - Secret?: $26 as of 2026-08-09, our model-derived fair value for a PSA 7 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 7 Volcanion EX - Secret?: 169 copies have been graded at PSA 7, the graded population behind this atom.
How has the PSA 7 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has fallen 11.3% over the past 30 days.

PSA 6 commentary

PSA 6 - frequently asked

What is the TCGBerg fair value of a PSA 6 Volcanion EX - Secret?

$24 as of 2026-08-09, our model-derived fair value for a PSA 6 Volcanion EX - Secret based on recent graded sales.

How rare is a PSA 6 Volcanion EX - Secret?

80 copies have been graded at PSA 6, the graded population behind this atom.

How has the PSA 6 Volcanion EX - Secret price moved recently?

Its TCGBerg fair value has risen 4.8% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 6 Volcanion EX - Secret?: $24 as of 2026-08-09, our model-derived fair value for a PSA 6 Volcanion EX - Secret based on recent graded sales.
How rare is a PSA 6 Volcanion EX - Secret?: 80 copies have been graded at PSA 6, the graded population behind this atom.
How has the PSA 6 Volcanion EX - Secret price moved recently?: Its TCGBerg fair value has risen 4.8% over the past 30 days.

Other printings of Volcanion EX and indices that include this card in their constituent basket.

Other printings of Volcanion EX

No other printings tracked yet.

Indices containing this card

Parent set

XY - Steam Siege

Set total cap

$4.16M

Volcanion EX #115, Secret, XY - Steam Siege

Volcanion EX #115, Secret, XY - Steam Siege

Active listings on eBayLive asking prices from eBay sellers. The delta shows how each ask compares to TCGBerg's quoted fair value for that grade. Verified deals are marked from the published analytics feed.

Recent sales10 tracked

All grades matrix

Price spectrum

Population & rarityHow Volcanion EX's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. Fewer copies at a grade = scarcer = a scarcity premium.

Relative valuation vs. indexBoth series are indexed to 100 at May 17, 2026, the index’s inception date, not the start of the selected range. A divergence means the card has outperformed or underperformed the index since then, by exactly the percentage-point gap.

About XY - Steam SiegeParent set

Analysis

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

PSA 7 commentary

PSA 7 - frequently asked

PSA 6 commentary

PSA 6 - frequently asked

Related

Other printings of Volcanion EX

Indices containing this card

Parent set

Active listings on eBayLive asking prices from eBay sellers. The delta shows how each ask compares to TCGBerg's quoted fair value for that grade. Verified deals are marked from the published analytics feed.

Recent sales10 tracked

All grades matrix

Price spectrum

Population & rarityHow Volcanion EX's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. Fewer copies at a grade = scarcer = a scarcity premium.

Relative valuation vs. indexBoth series are indexed to 100 at May 17, 2026, the index’s inception date, not the start of the selected range. A divergence means the card has outperformed or underperformed the index since then, by exactly the percentage-point gap.

About XY - Steam SiegeParent set

Analysis

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

PSA 7 commentary

PSA 7 - frequently asked

PSA 6 commentary

PSA 6 - frequently asked

Related

Other printings of Volcanion EX

Indices containing this card

Parent set

Active listings on eBay

Population & rarity

Relative valuation vs. index

Active listings on eBay

Population & rarity

Relative valuation vs. index