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PSA 10: PriceCharting; last PSA 10 sale Feb 27, 2026
GemDelta shows Slowking (Great Encounters #28) at $18.88 market price (TCGplayer market). Its Delta multiple is 50.1x.
A PSA 10 Slowking (Great Encounters #28) is currently shown at $400. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 27.3% gem rate for Slowking (Great Encounters #28), with 15 PSA 10 copies out of 55 total PSA grades and a 50.1x Delta. That describes the grading profile; it is not financial advice.
The Reverse Holo version of Slowking (Great Encounters #28) is shown at $18.88 market price. That value is for this stored card variant, not the base printing.
| Date | Sale |
|---|---|
| Feb 27, 2026 | $399.99 |