Most Expensive Undone Seal Cards

The most expensive Undone Seal card is Registeel ex (1st Edition Holofoil) at $70.00 on TCGplayer. These 25 chase cards are the most valuable in the set, updated on 10 Oct 2026.

Top 12

Full Undone Seal card list

0.0%

Registeel ex

072/083 · Holo Rare · 1st Edition Holofoil

$70.00

Milotic

025/083 · Holo Rare · 1st Edition Holofoil

$44.95

Wigglytuff ex

058/083 · Holo Rare · 1st Edition Holofoil

$40.00

0.0%

Ninetales

017/083 · Holo Rare · 1st Edition Holofoil

$39.99

Claydol

045/083 · Holo Rare · Unlimited Holofoil

$30.00

Electrode

041/083 · Holo Rare · 1st Edition Holofoil

$27.99

0.0%

Vileplume ex

005/083 · Holo Rare · Unlimited Holofoil

$24.99

0.0%

Crobat

007/083 · Holo Rare · Unlimited Holofoil

$19.95

Pinsir

006/083 · Holo Rare · 1st Edition Holofoil

$15.00

Walrein

032/083 · Holo Rare · 1st Edition Holofoil

$14.50

0.0%

Starmie

044/083 · Rare · 1st Edition

$12.50

0.0%

Staryu

022/083 · Common · 1st Edition

$12.00

The 25 most expensive Undone Seal cards

#	Card	Printing	Price	30 d
1	Registeel ex 072/083 · Holo Rare	1st Edition Holofoil	$70.00	0.0%
2	Milotic 025/083 · Holo Rare	1st Edition Holofoil	$44.95	–
3	Wigglytuff ex 058/083 · Holo Rare	1st Edition Holofoil	$40.00	–
4	Ninetales 017/083 · Holo Rare	1st Edition Holofoil	$39.99	0.0%
5	Claydol 045/083 · Holo Rare	Unlimited Holofoil	$30.00TruePrice	–
6	Electrode 041/083 · Holo Rare	1st Edition Holofoil	$27.99	–
7	Vileplume ex 005/083 · Holo Rare	Unlimited Holofoil	$24.99	0.0%
8	Crobat 007/083 · Holo Rare	Unlimited Holofoil	$19.95	0.0%
9	Pinsir 006/083 · Holo Rare	1st Edition Holofoil	$15.00	–
10	Walrein 032/083 · Holo Rare	1st Edition Holofoil	$14.50	–
11	Starmie 044/083 · Rare	1st Edition	$12.50	0.0%
12	Staryu 022/083 · Common	1st Edition	$12.00TruePrice	0.0%
13	Gorebyss 035/083 · Holo Rare	1st Edition Holofoil	$9.99	0.0%
14	Chinchou 042/083 · Common	1st Edition	$9.00TruePrice	0.0%
15	Gulpin 013/083 · Common	Unlimited	$9.00TruePrice	0.0%
16	Vulpix 016/083 · Common	Unlimited	$8.00TruePrice	0.0%
17	Oddish 003/083 · Common	Unlimited	$8.00TruePrice	–
18	Huntail 034/083 · Holo Rare	Unlimited Holofoil	$8.00	0.0%
19	Sunny Castform 019/083 · Rare	1st Edition	$7.49	0.0%
20	Whismur 062/083 · Common	Unlimited	$7.00TruePrice	0.0%
21	Tropius 015/083 · Rare	Unlimited	$5.50	0.0%
22	Corsola 023/083 · Uncommon	1st Edition	$5.50	0.0%
23	Rain Castform 026/083 · Rare	1st Edition	$5.00TruePrice	0.0%
24	Chimecho 048/083 · Holo Rare	1st Edition Holofoil	$4.99TruePrice	–
25	Rhyhorn 052/083 · Common	1st Edition	$4.65	down 7.6%