Win first place on the cups you already have. They'll unlock the new ones.
You have to complete grand prix cups to get the last four unlockable cups in Mario kart wii
You can't unlock Pauline in Mario Kart Wii,he isn't in that game.
Wiggler is not unlockable in Mario Kart Wii.
there is no goomba to unlock in Mario kart wii
Mario Kart Wii does not have the ability to make or share custom tracks, so unless you have hacked the Wii or the game, it is impossible to do so.
If you need to unlock her in Mario kart wii here is the answer: Win the 150cc Special Cup. If you need to unlock her in Mario Kart 7 here is the answer: Win the 150cc Mushroom Cup. Source: I beat Mario Kart Wii, and I unlock Daisy in Mario Kart 7.
There is no 300cc cup on Mario Kart Wii.
ROB is not in Mario Kart Wii, he is only in Mario Kart DS.
Do all of the tracks avalible.
Baby Mario is already one of the starting characters on Mario Kart Wii.
Rob is not in Mario Kart Wii.
You can not get ROB in Mario kart wii, only in the DS version of the game.