Muk HS—Undaunted #31
Sold prices, not asking · Updated 5 July 2026
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Muk is a Uncommon Pokémon card from HS—Undaunted (#31), illustrated by Midori Harada. It's a Stage 1 Psychic-type Pokémon with 100 HP, evolving from Grimer, weak to Psychic ×2. Its current blended market value is $6.38 ungraded. Prices are aggregated across marketplaces — raw and graded, updated daily and shown in your local currency.
Prices last updated 5 July 2026.
Price by variant
TCGplayer market price per printing — reverse holo, 1st edition and unlimited often differ sharply.
| Grade | Relative value | Price |
|---|---|---|
| PSA 9pop 6 | $40$40–$40 | |
| PSA 8pop 3 | $7$7–$7 |
Price history · Raw
Recent sold prices
Real completed sale prices from Fanatics Collect — weekly and premier auctions plus marketplace Buy It Now sales, refreshed periodically. Grade read from the listing title.
Population across graders
Only 0% of 10 PSA-graded Muk copies are a gem-mint 10 (0 of 10) — the rest grade lower.
Full grade breakdown (3 grades)
Full grade breakdown (5 grades)
Should you grade it?
after ~$70.39 grading fee → 6.3× the raw value
| Target grade | Est. value | Grading fee | Net vs raw | Multiple |
|---|---|---|---|---|
| PSA 9 | $40.00 | $70.39 | −$37 | 6.3× |
| PSA 8 | $7.00 | $70.06 | −$69 | 1.1× |
Net = graded value − raw value − grading cost (tier fee + ~$20 round-trip shipping), using PSA fees as of 2026-06-28; the paused PSA Value tier is excluded so this isn't overstated. Real outcome depends on the grade achieved; PSA 10 is best-case.
We'll email you when this card's value crosses your target.
Where to buy
Market dataCross-market spread, EU price, momentum & community buzz
Cross-market prices
15% spreadCurrently 15% cheaper on PriceCharting than TCGplayer. These are independent market prices for the same card — a wide gap can mean a buying opportunity. Informational only, not arbitrage advice.
Market signal
Derived from this card's 90-day price history, recent trend and cross-market price gap. Informational, not advice.
Card text
Evolves from Grimer.
“Its body is made of a powerful poison. Touching it accidentally will cause a fever that requires bed rest.”
About the Pokémon
Thickly covered with a filthy, vile sludge. It is so toxic, even its footprints contain poison.
Card details
Other Muk cards
There are 9 different Muk printings — make sure you're valuing the right one. This is HS—Undaunted #31 (Uncommon).
More from HS—Undaunted
Frequently asked questions
How much is Muk (HS—Undaunted #31) worth?
As of 5 July 2026, Muk from HS—Undaunted is worth approximately $6.38 ungraded (near-mint). Values are blended from real Cardmarket, eBay sold and TCGplayer prices and update daily.
Is Muk rare?
Muk is a Uncommon card from HS—Undaunted (card #31), illustrated by Midori Harada. Its current blended market value is $6.38 ungraded.