Jools Watsham announced via twitter the submission of an update for Mutant Mudds. This will add the deluxe content added in later versions on the game, including Wii U and PC.
Mutant Mudds 3DS Update has been submitted to Nintendo (NA & EU). 20 deluxe ghost levels will be spooking up the eShop soon! EXCITE!! 🙂
— Jools Watsham (@JoolsWatsham) May 23, 2014