You have to complete grand prix cups to get the last four unlockable cups in Mario kart wii
Keep playing!
On Mario Kart Wii unlock all the cups and do all the time trials. You'll get Toadette. And Mario Kart DS? I have no idea why this is, but you can't get her! Good luck!
Unlock additional "cups" by winning a cup trophy.
complet a grand pics race
complete the top 4 cups
First beat 2 cups and you unlock a new cup
Do cups. I think you unlock them by doing the 150cc on it.
You have to win at a Grand Prix before it in the line of cups
Win first place on the cups that you have already. They will unlock the next ones.
you have to unlock the different karts by racing the world cups.
they are the bottom cups in the grand prix races