Pokémon (JP) Undone Seal – prices and most valuable cards
Undone Seal is a Pokémon (JP) set released on January 16, 2004. Our database lists 83 cards.
Key facts
| Game | Pokémon (JP) |
|---|---|
| Release | January 16, 2004 |
| Card count | 83 |
Most valuable Undone Seal cards
| # | Card | No. | Rarity | Variant | Price |
|---|---|---|---|---|---|
| 1 | Regirock ex | 055/083 | Holo Rare | 1st Edition Holofoil | $600 |
| 2 | Ninetales ex | 018/083 | Holo Rare | Unlimited Holofoil | $400 |
| 3 | Wigglytuff ex | 058/083 | Holo Rare | Unlimited Holofoil | $100 |
| 4 | Ninetales | 017/083 | Holo Rare | 1st Edition Holofoil | $39.99 |
| 5 | Kyogre ex | 039/083 | Holo Rare | Unlimited Holofoil | $39.99 |
| 6 | Milotic | 025/083 | Holo Rare | Unlimited Holofoil | $39.98 |
| 7 | Claydol | 045/083 | Holo Rare | Unlimited Holofoil | $30.00 |
| 8 | Electrode | 041/083 | Holo Rare | 1st Edition Holofoil | $27.99 |
| 9 | Medicham | 054/083 | Holo Rare | 1st Edition Holofoil | $20.00 |
| 10 | Sunny Castform | 019/083 | Rare | 1st Edition | $19.99 |
TCGplayer market prices (US market) as of October 29, 2026 — for each card, its most expensive variant (e.g. holo, 1st Edition). Prices change daily and depend on condition — check the current price of a specific card and version in RipWorth.
Rarities in this set
| Rarity | Cards |
|---|---|
| Holo Rare | 27 |
| Uncommon | 20 |
| Common | 18 |
| Rare | 18 |
FAQ
How many cards are in Undone Seal?
RipWorth’s database lists 83 numbered cards in Undone Seal (sealed products excluded).
When was Undone Seal released?
Undone Seal was released on January 16, 2004.
What is the most valuable card in Undone Seal?
Based on TCGplayer market prices as of October 29, 2026, the most valuable card is Regirock ex (055/083, Holo Rare) at about $600. Prices change daily.
All sets: Pokémon (JP) · Guide: pricing Pokémon (JP) cards · Pokémon (JP) is a trademark of its owner; RipWorth is not affiliated with it.