How do you get metal coat in gold version?

Answer 1

You have to beat the Pokemon league then go to prof elm and hell give u the ticket to the SS.Anne in olivine when u get there go down then go right a guy will run into uyou then and say that he is trying to find his daughter go to the second to the left he will battle you then you are done go right down then you will see stairs go down and u will see u and thank u go up left then go to the stairs that goes up(on the other side)talk to the girl and a while later a man will talk to you and he will give a metal coat.^^