Corphish
Rulers of the Heavens · #18/54 · Common · 2003JPN
All 37 Corphish cards ranked by value →Printings & price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-18
Population data from PriceCharting, updated monthly.
More Corphish cards all 37 ranked by value →
Team Aqua's CorphishTeam Magma vs Team Aqua · 2004
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CorphishHolon Phantoms · 2006
Team Aqua's CorphishTeam Magma vs Team Aqua · 2004
CorphishDeoxys · 2005
CorphishHolon Phantoms · 2006How much is Corphish #18/54 worth?
Right now (September 30, 2026) the going rate for an ungraded Corphish #18/54 from Rulers of the Heavens is about $4.62. Across the 2 printings we track, copies run anywhere from $2.00 to $4.33 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $75.00, roughly 16.2x the raw price, while a PSA 9 sits near $30.57. 7 copies have been graded to date, and 57% 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 Corphish has moved over time.
