Okaay there is many way to unlock characters! if you cups unlock exepert staff ghosts all that stuff but down below is how you unlock certain characters
you have to complete races and play online
You can only play as Shy Guy if you're playing one cart multiplayer with another person and you don't have a cart. He isn't a unlockable player that you can play as in single player.
win race's
First of all you need Wi-Fi. Once you have that you just need to open up the game in the 3DS main menu and when you go to the Mario Kart 7 menu screen go to the bottom and it will say community. Click on that and you go to the mario kart channel.
You can't do it manually you have have to hit someone hard with a mushroom.
Starting Characters: Mario, Luigi, Peach, Yoshi, Toad, Koopa Troopa, Baby Mario, Baby Peach, Wario, Waluigi, Bowser, Donkey Kong Unlockable Characters: Birdo, Daisy, Bowser Jr., Diddy Kong, Toadette, Dry Bones, Baby Luigi, Baby Daisy, Funky Kong, Dry Bowser, King Boo, Rosalina, Mii
to unlock Certain courses, You have to finish a circit in the grand prix with a rating of three stars-B then you can unlock circuts, Characters, and Cars/Bikes
go online and look for Mario cart character/game cheats
Just play random tracks over and over until you win then you will hopefully unlock cars
You have to play vs races and you will unlock different things like different tracks, cars and people
Rob is not in Mario Kart Wii.
You have to unlock one expert staff ghost in time trials
Here are each the characters you can unlock:Baby DaisyDry BonesDry BowserToadetteBaby LuigiRosaliaBirdoDaisyFunky KongKing BooBowser Jr.Diddy Kong
you have to win a certain trophie to unlock him
Simple, you don't, you unlock baby daisy.
You have to unlock 8 expert staff ghost data to unlock him
Complete the first stages
To unlock the star cup, get a trophy in the mushroom cup and the flower cup. To unlock the special cup get a trophy in the star cup. To unlock the leaf cup, get a trophy in the shell cup and the banana cup. To unlock the lightning cup, get a trophy in the leaf cup.