Boost Shake
Evolving Skies · #229/203 · Rare Secret · 2021
Price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-08-01
Population data from PriceCharting, updated monthly.
How much is Boost Shake #229/203 worth?
Right now (August 14, 2026) the going rate for an ungraded Boost Shake #229/203 from Evolving Skies is about $2.37.
Grading changes the math on this one: a PSA 10 is valued around $36.54, roughly 15.4x the raw price, while a PSA 9 sits near $15.00. 180 copies have been graded to date, and 49% of them came back a 10 — worth knowing before you pay grading fees.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.
