Muk is card #56 of 132 in Secret Wonders (2007), a Uncommon illustrated by Daisuke Ito. At about $4.67 it is the #75 most valuable card in the set. In a Secret Wonders booster it turns up about once every 12 packs. It is one of 32 Muk cards printed so far.
1999Fossil
2002Legendary Collection
2006Legend Maker
2007Secret Wonders
2009Platinum
2013Plasma Freeze
2017Burning Shadows
2022Brilliant Stars

















See the full Secret Wonders card list
An ungraded Muk from Secret Wonders sells for about $4.67. A PSA 10 is worth more, roughly $37.36 by our estimate, and a PSA 9 around $13.08.
It is a Uncommon, and it shows up about once every 12 Secret Wonders packs.
Daisuke Ito drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Secret Wonders booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.