How To Get A Master Ball In Soul Silver?

You can also get two more.
One by completing the lottery game in goldenrod city and
after beating trainer red prof oak will give you one.

"You can also get two more. One by completing the lottery game
in goldenrod city and after beating trainer red prof oak will give you one. "  Quoted.

Really? Red?

And on wifi

You ask your mum to cook you some

You get it after you defeat clair the 8th gym leader as soon as you come out you will get a call from PROF.elms he will say to stop by to get the master ball

What the heck 2 ABOVE you can't COOK A MASTER BALL XD yeah I only know after the 8th badge go to elm and he gives you