This is the Original link that will also show you VISUALS on how to Create ALL 3 of the Official Mii Fighters from Super Smash Bros. Ultimate: https://imgur.com/a/ful5u8E
I found this link, thanks to another member here @ SmashBoards named@ SiO2! I give HIM the Shout-out for being the Original one to let us all know!
Here's where I found his comment: https://smashboards.com/threads/the-official-mii-fighters.464998/
& here's his SmashBoards Channel: https://smashboards.com/members/sio2.323503/