
Undone Seal () is a Pokémon Trading Card Game expansion in the PCG series, released on January 16, 2004. It has 83 cards in the official numbering and 83 cards including secret rares and variants. Buying one of every card costs about 32,34 € on CardMarket or $36.22 on TCGPlayer (prices updated October 10, 2026). The full card list with individual prices is below; the Mint app tracks every one of them daily.

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Download for iOSSorted by price, highest first. EUR is the lowest CardMarket listing as of October 10, 2026; open a card for the TCGPlayer and PSA prices.
| # | Card | Rarity | Price (EUR) |
|---|---|---|---|
| 041 | Electrode | Rare Holo | 11,50 € |
| 002 | Golbat | rare | 7,45 € |
| 070 | Metang | rare | 7,45 € |
| 082 | Low Pressure System | Uncommon | 4,95 € |
| 001 | Zubat | Common | 0,99 € |
| 003 | Oddish | Common | — |
| 004 | Gloom | Uncommon | — |
| 005 | Vileplume ex | Rare Holo EX | — |
| 006 | Pinsir | Rare Holo | — |
| 007 | Crobat | Rare Holo | — |
| 008 | Bellossom | rare | — |
| 009 | Heracross | Rare Holo | — |
| 010 | Seedot | Common | — |
| 011 | Surskit | Common | — |
| 012 | Masquerain | Rare Holo | — |
| 013 | Gulpin | Common | — |
| 014 | Swalot | rare | — |
| 015 | Tropius | rare | — |
| 016 | Vulpix | Common | — |
| 017 | Ninetales | Rare Holo | — |
| 018 | Ninetales ex | Rare Holo EX | — |
| 019 | Sunny Castform | rare | — |
| 020 | Tentacool | Common | — |
| 021 | Tentacruel | rare | — |
| 022 | Staryu | Common | — |
| 023 | Corsola | Uncommon | — |
| 024 | Feebas | Uncommon | — |
| 025 | Milotic | Rare Holo | — |
| 026 | Rain Castform | rare | — |
| 027 | Snow-cloud Castform | rare | — |
| 028 | Snorunt | Common | — |
| 029 | Glalie | rare | — |
| 030 | Spheal | Common | — |
| 031 | Sealeo | rare | — |
| 032 | Walrein | Rare Holo | — |
| 033 | Clamperl | Uncommon | — |
| 034 | Huntail | Rare Holo | — |
| 035 | Gorebyss | Rare Holo | — |
| 036 | Relicanth | Rare Holo | — |
| 037 | Luvdisc | rare | — |
| 038 | Regice ex | Rare Holo EX | — |
| 039 | Kyogre EX | Rare Holo EX | — |
| 040 | Voltorb | Common | — |
| 042 | Chinchou | Common | — |
| 043 | Lanturn | rare | — |
| 044 | Starmie | rare | — |
| 045 | Claydol | Rare Holo | — |
| 046 | Shuppet | Common | — |
| 047 | Banette | Rare Holo | — |
| 048 | Chimecho | Rare Holo | — |
| 049 | Machop | Common | — |
| 050 | Machoke | Uncommon | — |
| 051 | Machamp | Rare Holo | — |
| 052 | Rhyhorn | Common | — |
| 053 | Rhydon | rare | — |
| 054 | Medicham | Rare Holo | — |
| 055 | Regirock ex | Rare Holo EX | — |
| 056 | Groudon EX | Rare Holo EX | — |
| 057 | Jigglypuff | Common | — |
| 058 | Wigglytuff ex | Rare Holo EX | — |
| 059 | Doduo | Common | — |
| 060 | Dodrio | rare | — |
| 061 | Igglybuff | Uncommon | — |
| 062 | Whismur | Common | — |
| 063 | Loudred | rare | — |
| 064 | Exploud | Rare Holo | — |
| 065 | Spinda | rare | — |
| 066 | Castform | Uncommon | — |
| 067 | Nuzleaf | Uncommon | — |
| 068 | Shiftry | Rare Holo | — |
| 069 | Beldum | Uncommon | — |
| 071 | Metagross EX | Rare Holo EX | — |
| 072 | Registeel EX | Rare Holo EX | — |
| 073 | Life Herb | Uncommon | — |
| 074 | Steven's Advice | Uncommon | — |
| 075 | Ancient Technical Machine [Ice] | Uncommon | — |
| 076 | Ancient Technical Machine [Rock] | Uncommon | — |
| 077 | Ancient Technical Machine [Steel] | Uncommon | — |
| 078 | Island Cave | Uncommon | — |
| 079 | Ancient Tomb | Uncommon | — |
| 080 | Desert Ruins | Uncommon | — |
| 081 | High Pressure System | Uncommon | — |
| 083 | Magnetic Storm | Uncommon | — |