Bomba Island is an anime-only location, it doens't exist in the games.
Yes after becoming Pokemon champion in both games you can trade but after firered delivers the ruby and sapphire to celio at one island then you can trade.
you get the ruby and the sapphire in 6 island and 1 island
Go to one island and go to mt ember go inside and find the ruby and give it to celio who is in the Pokemon center on one island *note* you must have beaten the elite four and got the national dex to get the ruby and strength.
Route 130, which is in the region Honen, which is in Pokemon ruby,sapphire,and Emerald.
To get to Island 4, you must first get the national Pokedex from Professor Oak. This requires you to: Beat the Elite 4 Have 60 Pokemon in your Pokedex. You must then return to Island 1, Celio will send you to get the Ruby, return with the Ruby (If you have headed to Mt Ember on Island 1 you will see the rockets, that's where the Ruby is). He will then ask you to get the Sapphire and upgrade your Tri-Pass.
there is no iron island in ruby
Mirage island
you surf to them
wynaut
Just search warp for pokemon ruby on google
It is on dewford island.
the island cave is on route 105.
This island is only available if you have an eon ticket.
in southern island there was latias and latios you will meet latias in Pokemon sapphire and latios in Pokemon ruby
Give it to Celio on one island.
code for faraway island
Talk to celio in 1 islnad and he will ask you to get a ruby. The ruby is in 1 island inside MT.Ember.