SM Base Set · #12/149
Decidueye GX
Decidueye GX (SM Base Set #12/149) trades around $3.67 (Holofoil, Near Mint) and $146.47 graded PSA 10 (8 recent sales) as of November 10, 2026.
- HP
- 240
- Released
- February 3, 2017
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I · Specifications
Card details
- Set
- SM Base Set
- Number
- #12/149
- Rarity
- Ultra Rare
- Type
- Grass
- HP
- 240
- Released
- February 3, 2017
Card
- Market
- $3.67Holofoil, Near Mint
- PSA 8
- $14.00
- PSA 9
- $13.005 sales
- PSA 10
- $146.478 sales · 39.9× market
Pricing live secondary market
All variants & conditions
| Variant / Condition | Price |
|---|---|
| Holofoil — Near Mint | $3.67 |
II · Reference
Common questions
How much is Decidueye GX SM Base Set #12/149 worth?
The ungraded market price (Holofoil, Near Mint) is approximately $3.67. PSA 9 copies trade around $13.00 (5 recent sales). PSA 10 copies trade around $146.47 (8 recent sales). Prices are updated daily from publicly available secondary-market data.
How rare is Decidueye GX #12/149?
Decidueye GX is a Ultra Rare card in SM Base Set. Rarer cards typically command higher market prices.
When was SM Base Set released?
SM Base Set was released on February 3, 2017.
Should I grade Decidueye GX?
PSA 10 copies trade around $146 across 8 recent sales — roughly 40× the ungraded market price ($4). Grading typically costs $25–$75 and takes 2–6 months. The card needs to be near-perfect (centered, sharp corners, no surface scratches) to grade PSA 10 — inspect with a loupe before submitting.
III · From the Same Set
More from SM Base Set
→ See all cards in SM Base Set
→ Sealed products from this set (booster boxes, ETBs)