You do this by getting a certain amount of points, rarely falling off the track, doing lots of tricks, being first place throughout the bulk of each race and generally having good 'technique'. Getting his by those red, green and blue shells and still winning also helps.
There are 3 types of star ranks: 1 star, 2 star and 3 star (3 being the highest).
Beat the star cup
Mariokart wii
by getting gold on the star cup
Get a 2 star ranking on every level.
You have to rank 1 star in all 150cc cups
you cant get the shooting star unless you meen getting a invinsible star or you have rosalina with Luna bit on mariokart wii you have to be in about 10th to get the item of the star
There is no maniac in Mariokart Wii. Check out the characters that you can get by asking this question in the green tab: "What characters can you unlock in Mariokart?"
Uh, you don't.
to get dry bowser on mariokartwii get one star in all 150cc races
You have to get at least a one star rank in the 100cc Retro Cups. Then he will be unlocked.
Get a place higher than the place you had. You just might get a star rank!!
Beat 100cc retro cups with 1 star or better.