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PSA 10: PriceCharting; refreshed Sep 10, 2026
GemDelta shows Grimer (Secret Wonders #88) at $0.26 market price (TCGplayer market). Its Delta multiple is 51.8x.
A PSA 10 Grimer (Secret Wonders #88) is currently shown at $51.78. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 0.00% gem rate for Grimer (Secret Wonders #88), with 0 PSA 10 copies out of 5 total PSA grades and a 51.8x Delta. That describes the grading profile; it is not financial advice.