Undaunted · HeartGold and SoulSilver
Slowpoke 66/90 Undaunted Price and Value
Current market value
$26.68 to $87.50
TCGplayer market price · updated September 30, 2026
TCGplayer (USD)
| Normal | $26.68 |
| Reverse Holofoil | $87.50 |
Market price by finish, based on recent sales.
Cardmarket (EUR)
| Standard | €6.26 |
| Holo | €23.64 |
30 day average sale price.
How much is Slowpoke 66/90 Undaunted worth?
Slowpoke 66/90 Undaunted is currently worth about $26.68 to $87.50 according to the TCGplayer market price. Different finishes have their own price, from $26.68 for the cheapest to $87.50 for the most expensive version. In Europe, the Cardmarket 30 day average is €6.26 to €23.64. These prices are for ungraded cards in good condition. Copies with visible wear sell for less, and professionally graded copies in top condition often sell for much more.
Slowpoke is card number 66/90 from the Undaunted set, part of the HeartGold and SoulSilver series. To be sure you have this exact card, compare the card number in the bottom corner and the set symbol. Or scan your card and we will find the exact match for you.
Card details
- Card name
- Slowpoke
- Card number
- 66/90
- Set
- Undaunted
- Series
- HeartGold and SoulSilver
- Language
- English
- Card ID
- hgss3-66
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More from Undaunted
Full Undaunted card list
Have a Slowpoke? Scan itTake a photo of one card or a whole pile. We identify each card and show its value.
Get a free AI gradeUpload the front and back and get an estimated grade from 1 to 10 with notes on every corner.Frequently asked questions
How much is Slowpoke 66/90 Undaunted worth?
As of September 30, 2026, Slowpoke 66/90 Undaunted is worth about $26.68 to $87.50 based on the TCGplayer market price. On Cardmarket in Europe it sells for about €6.26 to €23.64. The exact value depends on the finish and the condition of your card.
Is Slowpoke from Undaunted rare?
Slowpoke is card 66/90 in the Undaunted set from the HeartGold and SoulSilver era. Rarity, finish (normal, holo or reverse holo) and condition all affect how hard a copy is to find and what it is worth.
How can I check the condition of my Slowpoke?
Look at the corners, the edges on the back, the surface and the centering under a bright light. For a quick estimate, upload photos to our free AI grading tool. It checks each corner and edge and estimates a grade from 1 to 10.
Is a graded card worth more?
Usually yes. A professionally graded copy in top condition (for example PSA 10) can sell for several times the price of an ungraded card. For cheaper cards the grading fee can be higher than the value you add.