Pre-Order your new Royal Court Mice. New outfits for the Big Sis Princess and Big Bro Prince Mice. ($28). Adorable lil sis princess in her own matchbox. ($32). Big Sis Ballerina ($20) comes with a Lilac outfit and a new Mint outfit adorns the lil sis Ballerina ($18).    Tentative U.S. Arrival: October, 2023