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Grookey #10, Cosmos Spring 2020 Collector Chest, Sword & Shield

  • Card number: #10/202
  • Rarity: Common
  • Finish: Holo

A PSA 10 Grookey #10 Cosmos Spring 2020 Collector Chest from Sword & Shield has a TCGBerg fair value of $120 as of Nov 15, 2026. It rests on 13 recorded sales, the latest on Jun 29, 2026. PSA has graded 39 copies at PSA 10. Sales evidence is limited, so treat this value as a rough estimate.

TCGBerg fair valuePSA 10
As of Nov 15, 2026
$120down 2.0%30-day change

TCGBerg Algorithm (estimated from recorded sales).

13 sales · latest Jun 29, 2026

Fair value3 months
Last sale$98Jun 29, 202618.0% below fair
5-sale avg$99last 5 sales
Population · PSA 10
39
Market cap
$4.7K
Volatility
6.9%
YTD
-
Sales evidence
Limited

TCGBerg fair value · PSA 10

$120

30D2.0%
Sales evidenceLimited

Based on 13 recorded sales. Latest sale: Jun 29, 2026.

Market cap
$4.7K
fair value x population
Population
39
graded copies
Last sale
$98
-18.0% vs fair
5-sale avg
$99
recent sales
GradingSell

Price history

Open terminalPro

Weekly fair value for PSA 10.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last PSA 10 sale, $98 on Jun 29, 2026, sits 18.0% below the $120 fair value. The value rests on 13 recorded PSA 10 sales. Its confidence band runs from $96 to $144. A PSA 10 ($120) is worth 4.1 times a PSA 9 ($29). Over the past 30 days the PSA 10 value has fallen 2.0%. With limited 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.

Behind the scenes

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

Recent sales

11 tracked

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

  • $33
    Sep 25, 2026 · via eBay
    PSA9above fair value by 21.3%
  • $98
    Jun 29, 2026 · via Fanatics Collect
    PSA10below fair value by 6.0%
  • $19
    May 18, 2026 · via Fanatics Collect
    CGC Gem Mint 10below fair value by 6.1%
  • $94
    May 18, 2026 · via Fanatics Collect
    PSA10below fair value by 10.6%
  • $158
    Apr 20, 2026 · via eBay
    PSA10above fair value by 50.5%

6 more sales with Pro

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

Includes a sale 61.8% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Gem Mint 10$20
    1d -7d -30d -
    Pop
    -
    Mcap
    -
    Evidence
    Sparse
    Last
    $19
  • PSA10$120
    1d 0.2%7d 1.2%30d 2.0%
    Pop
    39
    Mcap
    $4.7K
    Evidence
    Limited
    Last
    $98
  • PSA9$29
    1d 2.6%7d 0.4%30d 6.5%
    Pop
    80
    Mcap
    $2.3K
    Evidence
    Moderate
    Last
    $33
CGC Gem Mint 10$20-----Sparse$196mo ago
PSA10$12039$4.7Kup 1.2%down 2.0%up 15.9%Limited$985mo ago
PSA9$2980$2.3Kup 0.4%up 6.5%up 69.0%Moderate$332mo ago
PSA8$1324$303up 3.3%down 1.2%down 0.3%Sparse$1311mo ago
PSA7$125$58up 3.9%down 1.3%up 6.3%Sparse-
PSA6$116$67up 3.9%down 1.1%up 7.6%Sparse-

Graded population report

159 graded copies of Grookey Cosmos Spring 2020 Collector Chest across 8 grades.

PSA 10
39 · 25%
PSA 9
80 · 50%
PSA 8
24 · 15%
PSA 7
5 · 3.1%
PSA 6
6 · 3.8%
PSA 8.5
1 · 0.6%
PSA 5
2 · 1.3%
PSA 4
2 · 1.3%

PSA 10 makes up 25% of graded copies: 39 of 159. PSA 9 is the most common grade (50%).

Analysis

Grookey-Holo Cosmos Spring 2020 Collector Chest - Cosmos Spring 2020 Collector Chest at PSA 10 carries a TCGBerg fair value of $120 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from Sword & Shield, from PSA 6 up to PSA 10. A graded population of 39 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on limited sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has fallen 2.0%.

PSA 10 - frequently asked

How much is a PSA 10 Grookey-Holo Cosmos Spring 2020 Collector Chest - Cosmos Spring 2020 Collector Chest from Sword & Shield worth?
$120 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 10 Grookey-Holo Cosmos Spring 2020 Collector Chest - Cosmos Spring 2020 Collector Chest from Sword & Shield. It rests on limited sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 10 Grookey-Holo Cosmos Spring 2020 Collector Chest - Cosmos Spring 2020 Collector Chest from Sword & Shield?
39 copies have been graded at PSA 10, the recorded graded population, not the number of copies printed.
How has the PSA 10 Grookey-Holo Cosmos Spring 2020 Collector Chest - Cosmos Spring 2020 Collector Chest from Sword & Shield price moved recently?
Its TCGBerg fair value has fallen 2.0% over the past 30 days.
What did a PSA 10 Grookey-Holo Cosmos Spring 2020 Collector Chest - Cosmos Spring 2020 Collector Chest from Sword & Shield last sell for?
The most recent recorded sale was $98 on 2026-06-29. This recorded sale is separate from the model-derived fair value.