Blastoise GX
Sun & Moon Promos - SM189
Purchase price
Quantity
Purchase price
Quantity
Market prices
Blastoise GX SM189 from Sun & Moon Promos sells for $15.50 ungraded: the median of 15 completed sales over the last 30 days, as of October 1, 2026. Graded copies: PSA 10 at $341.31 (10 sales).
Graded population: PSA 2,200 copies (25.9% in 10) and CGC 653 copies (10.9% in 10), as of October 1, 2026.
Ungraded
Median by period. Short periods can rest on a handful of sales: the count is shown next to each price, and prices marked “est.” are indicative.
Graded Prices
PSA
| Grade | Median | Sales |
|---|---|---|
| PSA 10 | $341.31 | 10 sales |
| PSA 9 | $47.71 | 5 sales |
| PSA 8 | $29.39 | 6 sales |
| PSA 1 | $69.73est. | 1 sale |
CGC
| Grade | Median | Sales |
|---|---|---|
| CGC 9.5 | $32.02est. | 1 sale |
| CGC 9 | $49.35est. | 2 sales |
| CGC 8.5 | $45.58est. | 1 sale |
TAG
| Grade | Median | Sales |
|---|---|---|
| TAG 10 | $292.55est. | 1 sale |
| TAG 9 | $49.78est. | 1 sale |
Actual prices may vary.
Graded population report — Blastoise GX #SM189
Updated monthly · as of September 2026
PSA
| Grade | Pop |
|---|---|
| 10 | 569 |
| 9 | 1,082 |
| 8.5 | 5 |
| 8 | 332 |
| 7 | 102 |
| 6 | 54 |
| 5 | 29 |
| 4 | 11 |
| 3 | 4 |
| 2 | 4 |
| 1 | 6 |
| Authentic | 2 |
CGC
| Grade | Pop |
|---|---|
| Pristine 10 | 4 |
| Gem Mint 10 | 67 |
| 9.5 | 14 |
| 9 | 282 |
| 8.5 | 152 |
| 8 | 75 |
| 7.5 | 19 |
| 7 | 11 |
| 6.5 | 8 |
| 6 | 9 |
| 5.5 | 2 |
| 5 | 5 |
| 4.5 | 3 |
| 2.5 | 1 |
| Authentic | 1 |
Card details
Types
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Attacks
Attach any number of Water Energy cards from your hand to your Pokémon in any way you like. (You can’t use more than 1 GX attack in a game.)
Shuffle any amount of Water Energy from your Pokémon into your deck. This attack does 60 damage for each card you shuffled into your deck in this way.
Weaknesses
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