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PSA 10: PriceCharting; refreshed Sep 10, 2026
GemDelta shows Grass Energy (Power Keepers #103) at $7.05 market price (TCGplayer market). Its Delta multiple is 8.42x.
A PSA 10 Grass Energy (Power Keepers #103) is currently shown at $48.00. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 17.1% gem rate for Grass Energy (Power Keepers #103), with 28 PSA 10 copies out of 164 total PSA grades and a 8.42x Delta. That describes the grading profile; it is not financial advice.