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PSA 10: 1 sale, last 45 days · Sep 22, 2026 · checked Oct 26, 2026
Grade 9: No recent PSA 9 sales. PriceCharting Grade 9 guide, mixing PSA, CGC, BGS, SGC and TAG 9s.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Boost Shake (Evolving Skies #229) at $2.30 market price (TCGplayer market). Its Delta multiple is 24.6x.
A PSA 10 Boost Shake (Evolving Skies #229) is currently shown at $56.69, the only PSA 10 sale in the last 45 days (Sep 22, 2026).
GemDelta records a 48.6% gem rate for Boost Shake (Evolving Skies #229), with 90 PSA 10 copies out of 185 total PSA grades and a 24.6x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Sep 22, 2026 | Boost Shake - 229/203 - Pokemon Evolving Skies Sword Shield Secret Rare PSA 10 | $56.69 |
| Jul 24, 2026 | Pokemon TCG Trainer Card Boost Shake Gold Secret Rare Card 229/203 PSA 10 229/203 | $35.00 |
| May 28, 2026 | 2021 Pokemon SWSH FA Boost Shake Evolving Skies Secret #229 PSA 10 | $49.99 |