you get it after defeating Giovanni i believe
Master ball
You don't. Though before you encounter your version mascot you will get a master ball.
you have to save the president of silph co. to get the master ball.
master ball
you can if you have a Master Ball
you dont
You can't you only get 1 master ball in each pokemon version.
cinnabar island
No
die
umm you cant
Throw a Master Ball at it.