team magma's hideout is in lilycove city go to the magma's grunt that train a wailmer surf up and see for a cave ., if there are no entrance go to the slateport and talk to capt. stern that has an interview , after that he escort you to inside then go , after that go again to the magma's cave and now there you go .
You don't get it in Sapphire, only Ruby and Emerald
north east of lilycove
it is at mt chimney
i think you can get one in team magmas hideout in lilycove city but im not sure. good luck;)
go to splatsport city then a guy will be being intervuid follow him and then go back to lilycove CITY
The final hideout is between Sootopoolis and Mossdeep. Use dive when you see the sub.
You go to mt chimny and then a rock will shak and resemble a hole and that's team magmas hideout . But I think you need a mechamp to get in.
you can catch one in team magmas hideout
by having strong Pokemon
after getting into team magmas hideout
There is a master ball in the Team Magma's hideout in Pokémon Ruby Sapphire, and Emerald. Look in the Hoenn region for the Team Magma's base of operations.
you have to catch groundon