Tentacool
Guardians Rising · #23/145 · Common · 2017
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 2026-09-20
Population data from PriceCharting, updated monthly.
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“They can be found lying dehydrated on beaches, but they are often still alive. When soaked in water, they will revive.”
How much is Tentacool #23/145 worth?
A raw copy of Tentacool #23/145 (Guardians Rising, 2017) is worth about $0.24 right now, based on the latest market data from November 6, 2026. Across the 2 printings we track, copies run anywhere from $0.03 to $19.66 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $36.18, roughly 150.8x the raw price, while a PSA 9 sits near $11.71. 4 copies have been graded to date, and 0% of them came back a 10 — worth knowing before you pay grading fees.
These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.
