to catch suicune,mewtwo,raikou and entei
Have a friend trade you a Pokemon holding the master ball they received.
Master Ball
Only one
use a master ball on it
u cant
There is only one
No unless you have a game shark
Try to get a ultra ball
You should get the Master Ball by talking to the President of the Silph Co. in Safron City after you saved him by defeating Giovanni.
In Silph Co. in Saffron city. After you get to the top of the building.
You can only receive one master ball in leafgreen version its obtained from the president of Silph co after defeating team rocket and there boss.
You get it form the owner of the Silph Co building after you save him.