Muk HS—Undaunted #31
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 2 July 2026.
Price by variant
TCGplayer market price per printing — reverse holo, 1st edition and unlimited often differ sharply.
| Grade | Relative value | Price |
|---|---|---|
| PSA 9 | $40$40–$40 | |
| PSA 8 | $7$7–$7 |
Price history · raw near-mint
Recent sold prices
Real completed hammer prices from Fanatics Collect weekly and premier auctions, refreshed periodically. Grade read from the listing title.
Population across graders
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
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 2 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.