yes you do a person will call you on your poke nav and talk about a boat go find it in the ferrys and you will get a ticket after talking to this guy then you can go by the sth company sonic!
Beat Elite Four.
After you defeat the Elite Four, You will unlock the battle frontier. The battle factory is at the West side of the battle frontier.
After you beat the Elite Four, go to the Battle Frontier.
No, but the Frontier Brain of Sinoh is there as an Elite Four member.
there is no battle frontier in Pokemon pearl,but there is a battle tower. you can go there after you beat the elite 4
Go to the battle tower
Beat the Elite four and the Champion.
There are 69 trainers you can battle in Pokemon Sapphire. This also includes the Gym Leaders and the Elite Four.
yes
There is no Battle Frontier in Ruby. Only in Emerald, Patinum, HeartGold and SoulSilver.
At the battle frontier near the battle tower.
You have to deafeat the elite four and go on the S.S. Tidal.