You have to level up your forms and summoning.
You unlock star cup by by winning any cup in the flower cup in the respective class you want to unlock.
The Aeroplane Heartless can be seen in Kingdom Hearts 2. Locations: Timeless River, Pain and Panic Cup, Pain and Panic Paradox Cup, Hades Paradox Cup.
The cups you can play by asking Panic are: Pain and Panic Cup, Cerberus Cup, Titan Cup, and Goddess of Fate Cup. Once you have cleared all of these cups, you unlock the Paradox Cups. Go to Hades in his special little chamber and talk to him and you can play the Paradox Pain and Panic Cup, Cerberus Cup, Titan Cup, and Hades Cup. Note: Even though some of the cups have the same names, they are NOT the same cups. Paradox cups are much more difficult.
To unlock the star cup, get a trophy in the mushroom cup and the flower cup. To unlock the special cup get a trophy in the star cup. To unlock the leaf cup, get a trophy in the shell cup and the banana cup. To unlock the lightning cup, get a trophy in the leaf cup.
You can only unlock four cups: Star and Special Cups in Wii Grand Prix and Leaf and Lightning Cups in Retro Grand Prix. the following telles you how to unlock them. Star Cup-Get a trophy in both Mushroom and Flower Cups (any class) Special Cup-Get a trophy in the Star Cup (any class) Leaf Cup-Get a trophy in both Shell and Banana Cups (any class) Lightning Cup-Get a trophy in the Leaf Cup (any class)
To unlock the lightning cup, you have to beat the leaf cup. And to get that cup unlocked you must beat the shell, and the banana cup.
Win the Leaf cup with a trophy (to unlock the Leaf cup, win the Bannana cup and the Shell cup with a trophy)
It's called the Hades Paradox Cup. Beat all other cups, level all your forms (including final) to maximum level, and summon max level.
Unlock the star cup and play it.
You have to come in first place over all in the banana cup and you will be able to unlock the leaf cup.
You unlock PRINCESS DAISY!!
Beat the shell cup and banana cup too