Find Your Way Through Victory Road It Will Be There.
He is the Elite Four Champion. You battle him in the Elite Four.
no, you don't need to. You proved yourself master after beating Steven.
In Ruby and Sapphire, you are required to do so to fight Rayquaza. In Emerald, it isn't, as you can fight Rayquaza after stopping the conflict between Groudon and Kyogre.
Elite four
After you defeat the elite four on Pokemon sapphire you complete the pokedex and make all your Pokemon level 100.
Wallace will always be the Champion, so he'll still be at the Elite Four.
In Ever Grande City.
Yes, after you have defeated the Elite four.
party like its 1969
if you have already defeated team rocket in their warehouse and retrieved the sapphire then go to lorelais house on four island and talk to her. then go one island and hand him the sapphire. you will now be able to re fight the elite four and trade with ruby/sapphire/emerald games
Beat then one at the time
In Ruby and Sapphire yes you need to beat the Elite Four first, but in Emerald you can catch Raquazza before or after you beat the Elite Four.