yes there is
You get it with an action replay
Find an action replay code and program it, that's how you get many masterballs on Pokemon diamond action REPLAY. ;)
action replay. the makers of Pokemon wouldn't want you to get infinite master balls...you have to use an action replay
action replay is best
i suggest action replay or win the lottery
get an action replay
ACTION REPLAY
yes. its master ball cheat
You get one from Cyrus at the Vielstone building. or action replay
you cant unless u have the action replay
no, but if you have an action replay you can get as many as you want
hold ''Y'' while pressing the [{(#@! & THE #*^)}] button