There is no 300cc cup on Mario Kart Wii.
In Mario kart wii you have to win the 150cc special cup
you do it
beat the star cup
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.
A wii cup is any of the cups on the top row. They consist of completely new tracks that haven't been in a Mario kart game until mkw.
In Mario kart wii, they are the cups in the bottom row.(banana cup, shell cup, leaf cup, & the lightning cup)
They are older courses from other Mario Kart games. Shell Cup, Banana Cup, Leaf Cup, Lightning Cup.
You have to do the Flower Cup, and the Mushroom Cup.
No!
Win 100cc Lightning Cup.
you win 150cc Special cup