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Castform [1st Edition]

Undone Seal

Castform [1st Edition]

Undone Seal·#66·Uncommon·Pokemon
Market Value
$3.97
Castform [1st Edition]
PSA 10
$21.84
+450%
PSA 9
$46.58
+1073%

Price history for 1M. 31 points, from $3.97 to $3.97. Unchanged 0.0 percent.

$3.97$0 (+0.0%)
Aug 1 '26Aug 31 '26
Last updated: Aug 31, 2026 6:30 AM
Grade 10 ValueACE 10 leads · +$1.32 estimated P&L
Likely not worth grading — fees and turnaround time usually outweigh the upside on low-value cards.
PSA 10
$21.84
$-7.12 P&L
$24.99 fee · ~95d
BGS 10
$22.93
+$1.01 P&L
$17.95 fee · ~75d
CGC 10
$18.56
$-2.41 P&L
$17 fee · ~150d
TAG 10
$19.66
$-6.31 P&L
$22 fee · ~45d
ACE 10
$15.29
+$1.32 P&L
$10 fee · ~25d
SGC 10
$17.47
$-1.50 P&L
$15 fee · ~75d
Population ReportLoading grading population…
Buy Signal44/100 · Hold
Fundamentals
Not enough data
Timing
36/100
Pricing
100/100
Gradeability
Not enough data
More Castform Cards48+Other versions of this character
Signal
Castform

Castform

Undone Seal · 66

Market
$3.79
PSA 10+450%
$20.85
Sunny Castform [1st Edition]
+$0.57

Sunny Castform [1st Edition]

Undone Seal · 19

Market
$7.58
PSA 10+3.3k%
$256
Rain Castform
+$0.44

Rain Castform

Undone Seal · 26

Market
$5.99
PSA 10+3.4k%
$208
Rain Castform [1st Edition]

Rain Castform [1st Edition]

Undone Seal · 26

Market
$5.00
PSA 10+450%
$27.50
Snow-cloud Castform [1st Edition]
-$0.73

Snow-cloud Castform [1st Edition]

Undone Seal · 27

Market
$4.99
PSA 10+1.6k%
$86.00
Sunny Castform

Sunny Castform

Undone Seal · 19

Market
$4.99
PSA 10+1.2k%
$65.00
Snow-cloud Castform
-$0.01

Snow-cloud Castform

Undone Seal · 27

Market
$4.99
PSA 10+3.5k%
$179
Castform [Reverse Holo]
+$15.00

Castform [Reverse Holo]

Hidden Legends · 30

Market
$24.99
PSA 10+500%
$150
Holon's Castform [Reverse Holo]
+$1.37

Holon's Castform [Reverse Holo]

Holon Phantoms · 44

Market
$23.50
PSA 10+112%
$49.88
Castform
+$5.51

Castform

Hidden Legends · 30

Market
$8.50
PSA 10+723%
$69.95
Castform [Reverse Holo]

Castform [Reverse Holo]

Legends Awakened · 48

Market
$8.25
PSA 10+2.1k%
$183
Castform Rain Form [Reverse Holo]
-$2.35

Castform Rain Form [Reverse Holo]

Legends Awakened · 49

Market
$7.12
PSA 10+450%
$39.16
Castform Sunny Form [Reverse Holo]
+$0.08

Castform Sunny Form [Reverse Holo]

Legends Awakened · 51

Market
$6.73
PSA 10+2.2k%
$155
Holon's Castform
+$0.94

Holon's Castform

Holon Phantoms · 44

Market
$4.88
PSA 10+361%
$22.50
Castform Snow-Cloud Form
+$0.90

Castform Snow-Cloud Form

Legends Awakened · 50

Market
$4.74
PSA 10+2.0k%
$98.54
Holon's Castform [1st Edition]
-$0.07

Holon's Castform [1st Edition]

Holon Phantom · 34

Market
$4.25
PSA 10+450%
$23.38
Castform Snow-Cloud Form [Reverse Holo]
-$0.05

Castform Snow-Cloud Form [Reverse Holo]

Legends Awakened · 50

Market
$3.99
PSA 10+2.5k%
$104
Castform Rain Form
+$1.02

Castform Rain Form

Legends Awakened · 49

Market
$3.72
PSA 10+2.2k%
$84.01
Castform
+$0.87

Castform

Delta Species · 34

Market
$3.38
PSA 10+2.3k%
$82.39
Castform Sunny Form
+$0.30

Castform Sunny Form

Legends Awakened · 51

Market
$2.99
PSA 10+2.1k%
$67.14
Holon's Castform
+$0.38

Holon's Castform

Holon Phantom · 34

Market
$2.98
PSA 10+450%
$16.39
Castform
+$0.15

Castform

Legends Awakened · 48

Market
$2.92
PSA 10+2.3k%
$71.36
Rain Castform [Reverse Holo]
-$3.01

Rain Castform [Reverse Holo]

Hidden Legends · 23

Market
$30.48
PSA 10+2.9k%
$905
Snow-cloud Castform [Reverse Holo]
+$0.05

Snow-cloud Castform [Reverse Holo]

Hidden Legends · 25

Market
$26.51
PSA 10+1.8k%
$493
Sunny Castform [Reverse Holo]
+$2.48

Sunny Castform [Reverse Holo]

Hidden Legends · 26

Market
$24.50
PSA 10+1.1k%
$300
Castform Sunny Form

Castform Sunny Form

Surging Sparks · 195

Market
$9.00
PSA 10+965%
$95.87
Snow-cloud Castform
-$0.28

Snow-cloud Castform

Hidden Legends · 25

Market
$7.72
PSA 10+2.0k%
$165
Rain Castform
+$2.65

Rain Castform

Delta Species · 26

Market
$6.99
PSA 10+1.9k%
$137
Rain Castform
+$1.35

Rain Castform

Hidden Legends · 23

Market
$6.99
PSA 10+329%
$29.99
Snow-cloud Castform
+$1.46

Snow-cloud Castform

Delta Species · 29

Market
$5.70
PSA 10+8.8k%
$508
Sunny Castform
+$1.62

Sunny Castform

Delta Species · 31

Market
$5.61
PSA 10+889%
$55.48
Sunny Castform
+$0.32

Sunny Castform

Hidden Legends · 26

Market
$5.00
PSA 10+527%
$31.35
Snow-cloud Castform [1st Edition]

Snow-cloud Castform [1st Edition]

Holon Research Tower · 27

Market
$4.79
PSA 10+450%
$26.35
Snow-cloud Castform
+$0.34

Snow-cloud Castform

Holon Research Tower · 27

Market
$4.72
PSA 10+3.0k%
$148
Castform Sunny Form
+$0.26

Castform Sunny Form

Paradise Dragona · 67

Market
$4.66
PSA 10+727%
$38.56
Rain Castform
-$0.20

Rain Castform

Holon Research Tower · 26

Market
$4.26
PSA 10+450%
$23.43
Castform

Castform

Holon Research Tower · 67

Market
$4.00
PSA 10+450%
$22.00
Rain Castform [1st Edition]
+$0.08

Rain Castform [1st Edition]

Holon Research Tower · 26

Market
$3.99
PSA 10+450%
$21.95
Sunny Castform
+$0.28

Sunny Castform

Holon Research Tower · 15

Market
$3.99
PSA 10+450%
$21.95
Castform [1st Edition]

Castform [1st Edition]

Holon Research Tower · 67

Market
$2.99
PSA 10+450%
$16.45
Castform

Castform

VMAX Climax · 211

Market
$2.68
PSA 10+1.2k%
$35.00
Castform
-$0.24

Castform

Lost Origin · TG11

Market
$2.35
PSA 10+6.1k%
$146
Castform
-$0.14

Castform

Alolan Moonlight · 41

Market
$2.24
PSA 10+450%
$12.32
Sunny Castform [1st Edition]

Sunny Castform [1st Edition]

Holon Research Tower · 15

Market
$1.99
PSA 10+450%
$10.95
Castform [Reverse Holo]
+$1.28

Castform [Reverse Holo]

Guardians Rising · 105

Market
$1.95
PSA 10+1.6k%
$33.61
Castform Snowy Form

Castform Snowy Form

Silver Lance · 19

Market
$1.74
PSA 10
--
Castform
+$1.43

Castform

Guardians Rising · 105

Market
$1.65
PSA 10+4.1k%
$70.00
Castform Sunny Form

Castform Sunny Form

Paradise Dragona · 6

Market
$1.64
PSA 10
--