Holon Research Tower · Unlimited

Groudon Star #56, Unlimited, Holon Research Tower

Japanese edition

Card number: #56
Rarity: Shiny Rare
Finish: Holo

Holon Research Tower UnlimitedHRT56:JA

TKRHRT56:JA-P10

Grading toolPro

TCGBerg fair value· PSA 10

$9,486

Our estimate of this card's fair value, calculated from recorded sales.

Sales evidenceLimited

Based on 5 recorded sales. Latest sale: Aug 10, 2026.

30D performance0.1%

30D: ↓ 0.1%
YTD: ↑ 119.5%
Market cap: $303.6K
Volatility: 0.0%

Last sale (Aug 10, 2026)Last sale

$16,470

PSA 10 · Aug 10, 2026

73.6% above TCGBerg fair value

5-sale avg

$8,375

last 5 sales

Population · PSA 10

graded copies

TCGBerg fair value · PSA 10

$9,486

30D0.1%YTD119.5%

Sales evidenceLimited

Based on 5 recorded sales. Latest sale: Aug 10, 2026.

Market cap

$303.6K

fair value x population

Population

graded copies

Last sale

$16,470

+73.6% vs fair

5-sale avg

$8,375

recent sales

GradingPro

Price history

Open terminalPro

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

Oct 5, 202552 weekly points · 4 salesSep 27, 2026

Behind the scenes

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

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
Aug 18, 2026	PSA3	$1,400	ebay	-
Aug 10, 2026	PSA10	$16,470	goldin	73.5%
Jul 19, 2026	PSA4	$1,575	ebay	-
Jul 16, 2026	PSA8	$2,275	ebay	11.3%
Jul 2, 2026	PSA8	$3,000	ebay	41.5%
May 29, 2026	PSA10	$13,000	ebay	30.6%
May 17, 2026	PSA1	$1,050	ebay	-
Mar 9, 2026	PSA9	$1,873	ebay	0.8%
Nov 24, 2025	PSA10	$4,200	fanatics_collect	2.7%
Sep 30, 2025	PSA10	$5,000	ebay	2.4%

$1,400
Aug 18, 2026 · via ebay
PSA3-
$16,470
Aug 10, 2026 · via goldin
PSA10versus fair value, up 73.5%
$1,575
Jul 19, 2026 · via ebay
PSA4-
$2,275
Jul 16, 2026 · via ebay
PSA8versus fair value, up 11.3%
$3,000
Jul 2, 2026 · via ebay
PSA8versus fair value, up 41.5%
$13,000
May 29, 2026 · via ebay
PSA10versus fair value, up 30.6%
$1,050
May 17, 2026 · via ebay
PSA1-
$1,873
Mar 9, 2026 · via ebay
PSA9versus fair value, up 0.8%
$4,200
Nov 24, 2025 · via fanatics_collect
PSA10versus fair value, down 2.7%
$5,000
Sep 30, 2025 · via ebay
PSA10versus fair value, up 2.4%

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$9,486
1d 0.0%7d 0.0%30d 0.1%
Pop
32
Mcap
$303.6K
Evidence
Limited
Last
$16,470
PSA9$2,236
1d 0.0%7d 0.6%30d 0.8%
Pop
28
Mcap
$62.6K
Evidence
Limited
Last
$1,873
PSA8$2,032
1d 0.0%7d 0.6%30d 0.8%
Pop
17
Mcap
$34.5K
Evidence
Limited
Last
$2,275


PSA10	$9,486	32	$303.6K	0.0%	0.0%	0.1%	6.4%	-	Limited	$16,4702mo ago
PSA9	$2,236	28	$62.6K	0.0%	0.6%	0.8%	20.4%	-	Limited	$1,8737mo ago
PSA8	$2,032	17	$34.5K	0.0%	0.6%	0.8%	93.2%	-	Limited	$2,2752mo ago
PSA7	$696	12	$8.4K	0.0%	0.3%	0.4%	39.0%	-	Sparse	-
PSA6	$238	15	$3.6K	0.0%	0.0%	0.0%	0.0%	-	Sparse	-

TCGBerg fair value by grade

Value at each grade and ungraded condition, on a log scale that spans the full range from the lowest grade at $238 up to gem-mint at $9.5K. Log scale. Tap a row to switch the whole page.

Population & rarity

104 graded copies of Groudon Star Unlimited across 5 grades. The selected grade is highlighted.

PSA 10

32 · 31%

PSA 9

28 · 27%

PSA 8

17 · 16%

PSA 7

12 · 12%

PSA 6

15 · 14%

PSA 10 makes up 31% of graded copies: 32 of 104. It’s the most common grade for this card.

Relative valuation vs. index

How PSA 10 has moved relative to Holon Research Tower · Unlimited · Composite since May 17, 2026. Both indexed to 100 at the index’s inception. Card outperformed by 72.4 pp.

About Holon Research TowerParent 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

$11.69M

across all printings

This printing's share

3.5%

of total set cap

Implied printing cap

$412.7K

share × set cap

Browse all sets →

Groudon Star - Unlimited Holo at PSA 10 carries a TCGBerg fair value of $9,486 as of 2026-09-27. We track a TCGBerg fair value across 5 grades from Holon Research Tower, from PSA 6 up to PSA 10. A graded population of 32 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on limited sales evidence. Over the past 30 days, the PSA 8 TCGBerg fair value has risen 0.8%.

Show more analysisAnalysis, commentary & FAQ

PSA 10 commentary

The TCGBerg fair value of a PSA 10 Groudon Star - Unlimited Holo is $9,486 as of 2026-09-27. 32 copies have been graded at this level. This valuation rests on limited sales evidence. Over the past 30 days the TCGBerg fair value has fallen 0.1%.

PSA 10 - frequently asked

What is the TCGBerg fair value of a PSA 10 Groudon Star - Unlimited Holo?

$9,486 as of 2026-09-27, our model-derived fair value for a PSA 10 Groudon Star - Unlimited Holo based on recent graded sales.

How rare is a PSA 10 Groudon Star - Unlimited Holo?

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

How has the PSA 10 Groudon Star - Unlimited Holo price moved recently?

Its TCGBerg fair value has fallen 0.1% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 10 Groudon Star - Unlimited Holo?: $9,486 as of 2026-09-27, our model-derived fair value for a PSA 10 Groudon Star - Unlimited Holo based on recent graded sales.
How rare is a PSA 10 Groudon Star - Unlimited Holo?: 32 copies have been graded at PSA 10, the graded population behind this atom.
How has the PSA 10 Groudon Star - Unlimited Holo price moved recently?: Its TCGBerg fair value has fallen 0.1% over the past 30 days.

PSA 9 commentary

The TCGBerg fair value of a PSA 9 Groudon Star - Unlimited Holo is $2,236 as of 2026-09-27. 28 copies have been graded at this level. This valuation rests on limited sales evidence. Over the past 30 days the TCGBerg fair value has fallen 0.8%. The most recent recorded sale was $1,873 on 2026-03-09.

PSA 9 - frequently asked

What is the TCGBerg fair value of a PSA 9 Groudon Star - Unlimited Holo?

$2,236 as of 2026-09-27, our model-derived fair value for a PSA 9 Groudon Star - Unlimited Holo based on recent graded sales.

How rare is a PSA 9 Groudon Star - Unlimited Holo?

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

How has the PSA 9 Groudon Star - Unlimited Holo price moved recently?

Its TCGBerg fair value has fallen 0.8% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 9 Groudon Star - Unlimited Holo?: $2,236 as of 2026-09-27, our model-derived fair value for a PSA 9 Groudon Star - Unlimited Holo based on recent graded sales.
How rare is a PSA 9 Groudon Star - Unlimited Holo?: 28 copies have been graded at PSA 9, the graded population behind this atom.
How has the PSA 9 Groudon Star - Unlimited Holo price moved recently?: Its TCGBerg fair value has fallen 0.8% over the past 30 days.

PSA 8 commentary

The TCGBerg fair value of a PSA 8 Groudon Star - Unlimited Holo is $2,032 as of 2026-09-27. 17 copies have been graded at this level. This valuation rests on limited sales evidence. Over the past 30 days the TCGBerg fair value has risen 0.8%. The most recent recorded sale was $2,275 on 2026-07-16.

PSA 8 - frequently asked

What is the TCGBerg fair value of a PSA 8 Groudon Star - Unlimited Holo?

$2,032 as of 2026-09-27, our model-derived fair value for a PSA 8 Groudon Star - Unlimited Holo based on recent graded sales.

How rare is a PSA 8 Groudon Star - Unlimited Holo?

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

How has the PSA 8 Groudon Star - Unlimited Holo price moved recently?

Its TCGBerg fair value has risen 0.8% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 8 Groudon Star - Unlimited Holo?: $2,032 as of 2026-09-27, our model-derived fair value for a PSA 8 Groudon Star - Unlimited Holo based on recent graded sales.
How rare is a PSA 8 Groudon Star - Unlimited Holo?: 17 copies have been graded at PSA 8, the graded population behind this atom.
How has the PSA 8 Groudon Star - Unlimited Holo price moved recently?: Its TCGBerg fair value has risen 0.8% over the past 30 days.

PSA 7 commentary

The TCGBerg fair value of a PSA 7 Groudon Star - Unlimited Holo is $696 as of 2026-09-27. 12 copies have been graded at this level. This valuation rests on sparse sales evidence. Over the past 30 days the TCGBerg fair value has risen 0.4%.

PSA 7 - frequently asked

What is the TCGBerg fair value of a PSA 7 Groudon Star - Unlimited Holo?

$696 as of 2026-09-27, our model-derived fair value for a PSA 7 Groudon Star - Unlimited Holo based on recent graded sales.

How rare is a PSA 7 Groudon Star - Unlimited Holo?

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

How has the PSA 7 Groudon Star - Unlimited Holo price moved recently?

Its TCGBerg fair value has risen 0.4% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 7 Groudon Star - Unlimited Holo?: $696 as of 2026-09-27, our model-derived fair value for a PSA 7 Groudon Star - Unlimited Holo based on recent graded sales.
How rare is a PSA 7 Groudon Star - Unlimited Holo?: 12 copies have been graded at PSA 7, the graded population behind this atom.
How has the PSA 7 Groudon Star - Unlimited Holo price moved recently?: Its TCGBerg fair value has risen 0.4% over the past 30 days.

PSA 6 commentary

The TCGBerg fair value of a PSA 6 Groudon Star - Unlimited Holo is $238 as of 2026-09-27. 15 copies have been graded at this level. This valuation rests on sparse sales evidence.

PSA 6 - frequently asked

What is the TCGBerg fair value of a PSA 6 Groudon Star - Unlimited Holo?

$238 as of 2026-09-27, our model-derived fair value for a PSA 6 Groudon Star - Unlimited Holo based on recent graded sales.

How rare is a PSA 6 Groudon Star - Unlimited Holo?

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

Frequently asked

What is the TCGBerg fair value of a PSA 6 Groudon Star - Unlimited Holo?: $238 as of 2026-09-27, our model-derived fair value for a PSA 6 Groudon Star - Unlimited Holo based on recent graded sales.
How rare is a PSA 6 Groudon Star - Unlimited Holo?: 15 copies have been graded at PSA 6, the graded population behind this atom.

Every printing of Groudon Star and the indices that include this card in their constituent basket.

Printings of Groudon Star

UnlimitedviewingGroudon Star - Unlimited Holo
1st EditionGroudon Star - 1st Edition Holo$13,061

Indices containing this card

Parent set

Holon Research Tower

Set total cap

$11.30M

Date

Grade

Price

Source

vs TCGBerg FV

Aug 18, 2026

PSA3

$1,400

ebay

Aug 10, 2026

PSA10

$16,470

goldin

73.5%

Jul 19, 2026

PSA4

$1,575

ebay

Jul 16, 2026

PSA8

$2,275

ebay

11.3%

Jul 2, 2026

PSA8

$3,000

ebay

41.5%

May 29, 2026

PSA10

$13,000

ebay

30.6%

May 17, 2026

PSA1

$1,050

ebay

Mar 9, 2026

PSA9

$1,873

ebay

0.8%

Nov 24, 2025

PSA10

$4,200

fanatics_collect

2.7%

Sep 30, 2025

PSA10

$5,000

ebay

2.4%

PSA10

$9,486

$303.6K

0.0%

0.1%

Limited

$16,4702mo ago

PSA9

$2,236

$62.6K

0.0%

0.6%

0.8%

Limited

$1,8737mo ago

PSA8

$2,032

$34.5K

0.0%

0.6%

0.8%

Limited

$2,2752mo ago

PSA7

$696

$8.4K

0.0%

0.3%

0.4%

Sparse

PSA6

$238

$3.6K

0.0%

Sparse

Groudon Star #56, Unlimited, Holon Research Tower

Behind the scenesHow the published fair value for this grade was produced: the estimates that fed it, their share of the starting mix, and every recorded change afterwards. It describes one saved calculation, not a live recomputation.

Recent sales10 tracked

All grades matrix

Population & rarityHow Groudon Star'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 Holon Research TowerParent 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

Printings of Groudon Star

Indices containing this card

Parent set

Behind the scenesHow the published fair value for this grade was produced: the estimates that fed it, their share of the starting mix, and every recorded change afterwards. It describes one saved calculation, not a live recomputation.

Recent sales10 tracked

All grades matrix

Population & rarityHow Groudon Star'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 Holon Research TowerParent 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

Printings of Groudon Star

Indices containing this card

Parent set

Behind the scenes

Population & rarity

Relative valuation vs. index

Behind the scenes

Population & rarity

Relative valuation vs. index