it requires an Action Replay. if you can activate without one, then i don't know how to
You can`t catch it in the wild you need an action replay
action replay is best
get an action replay
action replay (cheats)
You cant you only get one ( without action replay )
give one to a Pokemon and trade the Pokemon with the master ball.
You cannot get that many master balls without an Action Replay. You are only allowed one per game.
in every pokemon game you get one master ball before the leauge
The GTS cloning glitch.
Use the GTS cloning trick to clone Pokemon with master balls.