In Emerald, how to make Mirage Island appear?

Question

I beat Elite Four and the Mirage Island still don't appear near Pacifidlog Town. Do I need to rebattle the Elite Four in order to make the Mirage island arise? Or how to make Mirage island appear?

Answer 1

You can read all about it here. Basically its a very random thing and happens very rarely, you don't just make it happen.

Comments

Yey, first BA in like 6 years.