The only customisable part of Momo is his cloak, so all you have to do when you get (or craft) a new cloak is to visit the 'Momo' tab of the Nikki's wardrobe menu, then select the swanky new cloak ...

With dozens of outfits to find and craft in Miraland ... you free to express yourself across the kingdoms with Nikki and Momo, and there are even special outfits only attainable during seasonal ...