There is no way to unlock it. Because it does not exist.
There isn't a Mii Outfit C.
Mii Outfit C doesn't exist.
You can't unlock Mii outfit C.
if you've seen mii outfit c its not real. people use texture hacks for people to think they have unlocked a special character .they make it with a black shirt with a green c on it . you can only unlock mii outfit a and b
mii outfit c does not exist
there is no mii outfit c.
Get all expert staff ghosts and Mii Outfit B will be unlocked.
Mii outfit C is not real. So, obviously, you can't unlock it.
someone has been fibbing.there isn't a mii outfit CThere is only A & B.
i can't awnser that because there isn't a mii outfit c on Mario cart sorry
get off the wii
Nope