Prices updated 4/5/2026
Boost Shake
Evolving Skies · #229
Set
Evolving Skies
Series
Sword & Shield
Rarity
Rare Secret
Number
229
Supertype
Trainer
Artist
sadaji
Subtypes
Item
Prices & Marketplace
TCGPlayer (NM market)
referenceNormal
low $1.60$2.22
Holofoil
low $1.60$2.22
Buy on eBay
active asks · 5d agoeBayPSA 10
Lowest $27.29· Median $58.13
2 active listings
eBayPSA 9
Lowest $22.49· Median $86.36
2 active listings
eBayPSA 8
Lowest $16.65· Median $22.99
4 active listings
eBayCGC 9
Lowest $16.99
1 active listing
eBayRaw / Ungraded
Lowest $1.80· Median $5.00
144 active listings·19% below market
Recent sales
by gradeReal sold prices — what buyers actually paid, not an estimate.
Sold-price data from Silph Co Analytics. Outliers excluded.
Price History
Not enough data yet
Listings by grade
The cheapest copy listed on eBay at each grade right now — what the slab is worth paying for.
| Grade | Lowest ask | Listed | |
|---|---|---|---|
| PSA 10 | $27.29 | 2 | Listings → |
| PSA 9 | $22.49 | 2 | Listings → |
| PSA 8 & under | $16.65 | 4 | Listings → |
| CGC 9 & under | $16.99 | 1 | Listings → |
| Raw / Ungraded | $1.80 | 144 | Listings → |
These are current asking prices, not sold prices — a grade with one optimistic listing can look far pricier than it trades for. Recent sold comps are below.
