battle fronteir is a place where you get to go after you beat the champion and you can battle there and win battle points to trade out or you can win symbols and battle points. you cant trade your symbols
No, Pokemon Sapphire Version does not have a Battle Frontier. However, Pokemon Emerald and Pokemon Platinum do have the Battle Frontier.
Sudowoodo
no
the first island in emerald is battle frontier
Smeargle and Sudowudoo
anything except the legendaries
In a small house at the battle frontier
no
Beat Elite Four.
there is no thing that i know of
There is a cloning glitch in the battle frontier.
Its not at Battle Frontier, its at Pacifidlog Town