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PSA 10: PriceCharting; refreshed Sep 10, 2026
GemDelta shows Misty's Poliwag (Gym Heroes #87) at $3.73 market price (TCGplayer market). Its Delta multiple is 17.6x.
A PSA 10 Misty's Poliwag (Gym Heroes #87) is currently shown at $63.56. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 18.6% gem rate for Misty's Poliwag (Gym Heroes #87), with 68 PSA 10 copies out of 365 total PSA grades and a 17.6x Delta. That describes the grading profile; it is not financial advice.