You can only unlock four cups: Star and Special Cups in Wii Grand Prix and Leaf and Lightning Cups in Retro Grand Prix. the following telles you how to unlock them.
Star Cup-Get a trophy in both Mushroom and Flower Cups (any class)
Special Cup-Get a trophy in the Star Cup (any class)
Leaf Cup-Get a trophy in both Shell and Banana Cups (any class)
Lightning Cup-Get a trophy in the Leaf Cup (any class)
You have to complete grand prix cups to get the last four unlockable cups in Mario kart wii
You have to win at a Grand Prix before it in the line of cups
Do cups. I think you unlock them by doing the 150cc on it.
there is no goomba to unlock in Mario kart wii
First beat 2 cups and you unlock a new cup
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!
they are the bottom cups in the grand prix races
Get Star Rank In The Top Cups.
you have to unlock the different karts by racing the world cups.
Aero Glider:150cc all cups Star rank
You can't unlock Pauline in Mario Kart Wii,he isn't in that game.
You can unlock him in both Mario Kart DS and Mario Kart Wii. To unlock him in both games: DS: Get gold trophies in all 50cc Retro Cups. Wii: Get a gold trophy on 100cc Leaf Cup.