mario, luigi, peach, bowser and yoshi
some
You just have to beat all the challengers that come.
You cannot unlock him in jingle brawl, you can only unlock him in super fall brawl
Their is no cheat to unlock all the characters all at once.Only cheats to get the characters seperatly.
When all characters are unlocked, there is a total of 35 characters.
story mode
What Is Jingle Brawl?
when u get into the big room where all the characters and bosses' trophies were and the big purple doors
There are many secret characters in Brawl to get them you can do various things for each character, but the easiest way to get them all is by beating the subspace emissary mode 100%.
Yes. Few as there are, some new characters will be unlocked in Brawl.
Nothing really happens. You can just play with all the different characters.
Nope. But if you use mugen and add all the characters from SSB, you get yourself a brawl mugen :)