Fortnite has just released patch v12.20 and a number of new cosmetics have already been found in the game files. As usual, while we don't know exactly when these will be released, we should expect to see them over the coming weeks in the Item Shop or Battle Pass challenges.
A number of adapted outfits have been added to the 'Slurp Series' of skins in what appears to be an upcoming bundle.
Here's a look at what to expect (via @Lucas7yoshi, thank you!):