Unlock all Cup Tour:
Win 1st place in the Special Cup in the 150cc class
Special Cup:
Win 1st place in the Star Cup in the 100cc class
Mirror mode:
Win 1st place in the All Cup Tour in the 150cc class.
Luigi's Mansion battle arena:
Win 1st place in the Mushroom Cup in the 150cc class.
Tilt-A-Kart battle arena:
Win 1st place in the Flower Cup in mirror mode.
Baby Luigi's Kart:
Win 1st place in the Mushroom Cup in the 100cc class.
Birdo's Kart:
Win 1st place in the Flower Cup in the 150cc class.
Bowser Jr.'s Kart:
Win 1st place in the Special Cup in the 50cc class.
Daisy's Bloom Coach Kart:
Win 1st place in the Flower Cup in the 50cc class.
Diddy Kong's Kart:
Win 1st place in the Star Cup in the 150cc class.
King Boo's Kart:
Win 1st place in the Special Cup in mirror mode.
Koopa's Parakoopa's Kart:
Win 1st place in the Star Cup in the 50cc class.
Luigi's Gree fire Kart:
Win 1st place in the Mushroom Cup in the 50cc clas.
Petey Piranha's Kart:
Win 1st place in the Star Cup in mirror mode.
Toadette's Kart:
Win 1st place in the Mushroom Cup in mirror mode.
Unlock Toad, Toadette and extra vehicle Toad Kart:
Win 1st place in the Special Cup in the 100cc class.
Toadsworth's Kart:
Win 1st place in the All Cup Tour in mirror mode.
Waluigi's Kart:
Win 1st place in the Flower Cup in the 100cc class.
Alternate opening and ending screens:
Win 1st place in the All Cup Tour in mirror mode.
All bonuses:
Win 1st place in all cups and reach "Gold" rating on all difficulty level.
Taunts:
Press X or Y without having an item.
Unlocking new Karts in Grand Prix:
Win 1st place in a Grand Prix.
Escaping the sand pit on Dry Dry Desert.
When you enter the sandpit powerslide to the right and you will
exit to the opposite side.
