to unlock ssj3 broly you have to pass the last battle of the legendary super saiyan saga
Yes
you have to fight the first battle in the broly saga goku vs broly
No. Only Up to Ssj3 (including Vegeta and Broly)
raging blast 2
well you can by doing the story mode
He ain't in the game.
you have to complete pikkon's galaxy
No. His super saiyan 3 form is only in DBZ Raging Blast 1 and 2. Sorry!
Yes. I don't know how to unlock him though.
you just keep fighting his battles
You cant DBZ RB 2 only goes to buu not to GT
no