no you can not
Yes there is a dragonball z budokai 3 for gamecube
Yes
You can not fuse
According to Dragon Ball Wiki, no. But I have played Dragon Ball Z: Budokai 2, and you can unlock him there by wishing for the fusion from Shenron.
yes
You get it normally when you are in the city map
He is featured in the story mode.
go on the dragon history and win tournaments
ou wil want to press the search button which is x for the gamecube
u fusion
I found mine at game stop so game stop
I think it's budokai tenkaichi