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PSA 10: PriceCharting; refreshed Sep 10, 2026
GemDelta shows Hydreigon (Legendary Treasures #99) at $13.06 market price (TCGplayer market). Its Delta multiple is 120x.
A PSA 10 Hydreigon (Legendary Treasures #99) is currently shown at $600. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 14.7% gem rate for Hydreigon (Legendary Treasures #99), with 11 PSA 10 copies out of 75 total PSA grades and a 120x Delta. That describes the grading profile; it is not financial advice.