Karts:
Piranha Prowler (large)
Dragonetti (large)
Aero Glider (large)
B-dasher (medium)
Royal racer (medium)
Turbo Blooper (medium)
Blue falcon (small)
Rally romper (small)
Cheep charger (small)
Bikes:
Twinkle star (large)
Phantom (large)
Torpedo (large)
Nitrocycle (medium)
Dolphin dasher (medium)
Rapide (medium)
Quacker (small)
Bubble bike (small)
Magikruiser (small)
you have to complete certain things to unlock stuff. this website shows you how to unlock everything, including karts. http://www.videogamesblogger.com/2008/04/18/how-to-unlock-all-mario-kart-wii-secret-characters-bikes-karts-and-more-guide.htm
Well you need to try to get first in every race/ cup there is and try and get gold to unlock more karts, bikes and chars
Birdo, Bowser Jr., Rosalina, Funky Kong, Dry Bowser, Baby Daisy, Daisy. These are just a couple people you can unlock to play. You can also unlock new bikes and karts.
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?"
Sadly, you cannot unlock him on the ds. he is unlockable on mariokart wii fortunately.
No, You can't unlock Dark Toad in MK wii
Get gold trophy in grand prixs to unlock karts and characters.
By finishing the race's
depends on what saga your playing
you have to have gold in all the cups to unlock it :)
there is no hat cup
keep playing