Rain Castform
Undone Seal · #26/83 · Rare · 2004JPN
Printings & price history
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Graded values
updated 2026-07-26Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
Ungraded chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-07-07
1st EditionPopulation data from PriceCharting, updated monthly.
How much is Rain Castform #26/83 worth?
Right now (July 27, 2026) the going rate for an ungraded Rain Castform #26/83 from Undone Seal is about $29.99. Across the 2 printings we track, copies run anywhere from $5.00 to $34.99 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $190.75, roughly 6.4x the raw price, while a PSA 9 sits near $60.02. 5 copies have been graded to date, and 40% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Rain Castform has moved over time.
