You are given one once you get your eighth gym badge.
Pokemon lotery and action replay
you need to buy a master ball or find one you cant make a master ball
you get it when professer juniper gives it to you.
The best thing to do is find a Wild Pokemon Modifier code to get master balls, if not go to us.codejunkies.com
Only one everyone knows that unless you hack your game
in the pokemon league after beating the elite 4 talk to each 5 times them YOU HAVE TO BEAT THE CHAMPION WITHOUT LOOSING 1 POKEMON AND THEN GO TO THE BLACK CITY mart and you can buy master balls
cyrus gives it to you
well you should have 493 master balls so find the number of Pokemon that you want, make the master balls show that number and presto you find that Pokemon in the wild
there is only one master ball that you get in firered
Pokemon lotery and action replay
you can not get a master ball in Pokemon platinum only the one professor Rowan gives you
In skyrim
Get an action replay
There is only one Master ball in Pokemon diamond so use it wisely. I hope you can find it!
you have two clone Pokemon 99 times
you get the master ball after beating cirus and others
no but you can get to HQ and battle team galactic boss and he will give you the master ball