What is the TCGBerg fair value of a PSA 10 Rocket's Minefield Gym - 1st Edition Normal?

$137 as of 2026-08-09, our model-derived fair value for a PSA 10 Rocket's Minefield Gym - 1st Edition Normal based on recent graded sales.

How rare is a PSA 10 Rocket's Minefield Gym - 1st Edition Normal?

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

What is the TCGBerg fair value of a PSA 9 Rocket's Minefield Gym - 1st Edition Normal?

$44 as of 2026-08-09, our model-derived fair value for a PSA 9 Rocket's Minefield Gym - 1st Edition Normal based on recent graded sales.

How rare is a PSA 9 Rocket's Minefield Gym - 1st Edition Normal?

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

What is the TCGBerg fair value of a PSA 8 Rocket's Minefield Gym - 1st Edition Normal?

$12 as of 2026-08-09, our model-derived fair value for a PSA 8 Rocket's Minefield Gym - 1st Edition Normal based on recent graded sales.

How rare is a PSA 8 Rocket's Minefield Gym - 1st Edition Normal?

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

Gym Challenge · 1st Edition

Rocket's Minefield Gym #119, 1st Edition, Gym Challenge

Gym Challenge 1st EditionGYC119F:EN

TKRGYC119F:EN-P9

TCGBerg fair value· PSA 9

$44

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

Data quality weak25/100

30D performance

30D-

YTD-

MCAP$4.2K

VOL1.2%

Last sale (Apr 5, 2026)Last sale

$39

PSA 9 · Apr 5, 2026

9.9% below TCGBerg fair value

5-sale avg

$30

last 5 sales

Population · PSA 9

graded copies

TCGBerg fair value · PSA 9

$44

Data quality weak25/100

Market cap

$4.2K

fair value x population

Population

graded copies

Last sale

$39

-9.9% vs fair

5-sale avg

$30

recent sales

Price history

Weekly fair value for PSA 9. 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 9Sale below fairSale above fairOutlier

Jul 19, 20264 weekly points · 7 salesAug 9, 2026

Date	Grade	Price	Source	vs TCGBerg FV
Apr 5, 2026	PSA9	$39	ebay	8.4%
Mar 29, 2026	PSA9	$30	ebay	30.2%
Mar 20, 2026	PSA9	$33	ebay	22.3%
Jan 14, 2026	PSA9	$30	ebay	30.2%
Jan 11, 2026	PSA9	$19	ebay	54.8%
Nov 28, 2025	PSA9	$36	ebay	15.4%
Nov 3, 2025	PSA9	$33	ebay	23.6%

Date

Grade

Price

Source

vs TCGBerg FV

Apr 5, 2026

PSA9

$39

ebay

8.4%

Mar 29, 2026

PSA9

$30

ebay

30.2%

Mar 20, 2026

PSA9

$33

ebay

22.3%

Jan 14, 2026

PSA9

$30

ebay

30.2%

Jan 11, 2026

PSA9

$19

ebay

54.8%

Nov 28, 2025

PSA9

$36

ebay

15.4%

Nov 3, 2025

PSA9

$33

ebay

23.6%


PSA10	$137	57	$8.3K	4.1%	9.9%	-	-	-	16	$964mo ago
PSA9	$44	99	$4.2K	0.8%	1.7%	-	-	-	25	$394mo ago
PSA8	$12	21	$258	0.0%	6.2%	-	-	-	57	$121mo ago
Raw	$3	-	-	0.0%	1.2%	0.6%	6.9%	-	-	-

PSA10

$137

$8.3K

4.1%

9.9%

$964mo ago

PSA9

$44

$4.2K

0.8%

1.7%

$394mo ago

PSA8

$12

$258

0.0%

6.2%

$121mo ago

Raw

0.0%

1.2%

0.6%

Date	Grade	Price	Source	vs TCGBerg FV
Apr 5, 2026	PSA9	$39	ebay	8.4%
Mar 29, 2026	PSA9	$30	ebay	30.2%
Mar 20, 2026	PSA9	$33	ebay	22.3%
Jan 14, 2026	PSA9	$30	ebay	30.2%
Jan 11, 2026	PSA9	$19	ebay	54.8%
Nov 28, 2025	PSA9	$36	ebay	15.4%
Nov 3, 2025	PSA9	$33	ebay	23.6%

Date

Grade

Price

Source

vs TCGBerg FV

Apr 5, 2026

PSA9

$39

ebay

8.4%

Mar 29, 2026

PSA9

$30

ebay

30.2%

Mar 20, 2026

PSA9

$33

ebay

22.3%

Jan 14, 2026

PSA9

$30

ebay

30.2%

Jan 11, 2026

PSA9

$19

ebay

54.8%

Nov 28, 2025

PSA9

$36

ebay

15.4%

Nov 3, 2025

PSA9

$33

ebay

23.6%


PSA10	$137	57	$8.3K	4.1%	9.9%	-	-	-	16	$964mo ago
PSA9	$44	99	$4.2K	0.8%	1.7%	-	-	-	25	$394mo ago
PSA8	$12	21	$258	0.0%	6.2%	-	-	-	57	$121mo ago
Raw	$3	-	-	0.0%	1.2%	0.6%	6.9%	-	-	-

PSA10

$137

$8.3K

4.1%

9.9%

$964mo ago

PSA9

$44

$4.2K

0.8%

1.7%

$394mo ago

PSA8

$12

$258

0.0%

6.2%

$121mo ago

Raw

0.0%

1.2%

0.6%

Rocket's Minefield Gym #119, 1st Edition, Gym Challenge

Price history

Rocket's Minefield Gym #119, 1st Edition, Gym Challenge

Price history

Active listings on eBay

Recent sales7 tracked

All grades matrix

Price spectrum

TCGBerg fair value by grade

Population & rarity

Relative valuation vs. index

About Gym ChallengeParent set

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

Other printings of Rocket's Minefield Gym

Indices containing this card

Parent set

Active listings on eBay

Recent sales7 tracked

All grades matrix

Price spectrum

TCGBerg fair value by grade

Population & rarity

Relative valuation vs. index

About Gym ChallengeParent set

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

Other printings of Rocket's Minefield Gym

Indices containing this card

Parent set

Rocket's Minefield Gym #119, 1st Edition, Gym Challenge

Rocket's Minefield Gym #119, 1st Edition, Gym Challenge

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 sales7 tracked

All grades matrix

Price spectrum

Population & rarityHow Rocket's Minefield Gym'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 Gym ChallengeParent set

Analysis

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

Related

Other printings of Rocket's Minefield Gym

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 sales7 tracked

All grades matrix

Price spectrum

Population & rarityHow Rocket's Minefield Gym'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 Gym ChallengeParent set

Analysis

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

Related

Other printings of Rocket's Minefield Gym

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