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Stacked Binder
Castform Undone Seal

Castform

Undone Seal · #66/83 · Uncommon · Illustrated by Sumiyoshi Kizuki

RM5.04
¥200.00 JPY · Unlimited · market · 28 August 2026
Estimated reference value · not an offer
Discuss this card
VariantMYRSourceLow–High
UnlimitedRM5.04¥200.00 JPY¥200.00 – ¥200.00

Card Details

Card Number / Rarity
66/83 · Uncommon
Type / HP / Stage
Colorless · 60 HP · Basic · evolves from
Poké-Power
Temperamental Weather
Once during your turn (before your attack), you may search your deck for Sunny Castform, Rain Castform, or Snow-cloud Castform and switch it with Castform. (Any cards attached to Castform, damage counters, Special Conditions, and effects on it are now on the new Pokémon.) Shuffle Castform back into your deck. You can't use more than 1 Temperamental Weather Poké-Power each turn.
Attack 1
[C] Forecast
Search your deck for a Stadium card and play it. Shuffle your deck afterward.
Attack 2
[CC] Extra Ball (20+)
If the Defending Pokémon is Pokémon-ex, this attack does 20 damage plus 20 more damage.
Weakness / Resistance / Retreat
Fighting ×2 / — / 1

Price history & trend

One snapshot so far. The line fills in as new provider prices are recorded.

As of 28 August 2026, Castform #66/83 from Undone Seal has an estimated ungraded market value of RM5.04 (¥200.00 JPY, Unlimited), based on the Scrydex reference marketprice converted at the same-day JPY–MYR rate.

Other Castform cards

Castform printings from other sets, most valuable first — compare harga before you buy or sell.

Castform — Delta Species
Castform
#34 · Delta SpeciesU
RM152.01
Castform — Hidden Legends
Castform
#30 · Hidden LegendsU
RM103.42
Castform — Legends Awakened
Castform
#48 · Legends AwakenedU
RM32.23
Castform — Lost Origin Trainer Gallery
Castform
#TG11 · Lost Origin Trainer GalleryTGRH
RM9.65
Castform — VMAX Climax
Castform
#211 · VMAX ClimaxCHR
RM8.82
Castform — Cry from the Mysterious
Castform
#407 · Cry from the MysteriousR
RM7.56

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All Undone Seal card prices →

Guides

Japanese print. The RM price is an ungraded third-party reference converted from its source currency at the same-day MYR rate. Malaysian shop prices can differ; English reprints are priced separately.

RM5.04
Estimated reference value

Prices are reference estimates computed from third-party market data (source-currency price × the same-day MYR exchange rate) — they are not offers to buy or sell, appraisals, or financial advice. Card values can move quickly; always verify before transacting. Use at your own risk.

MYR is computed from the source JPY price × the same-day JPY→MYR rate (ECB via Frankfurter). Card data & image: Scrydex.