you have to beat both team aqua and team magma in their hideouts which awakens groudon and kyogre. kyogre and groudon will begin fighting in sootopolis and wallace will send you to the sky tower (route 131) to awaken rayquaza after you awaken rayquaza it will go to sotopolis and break up the fight. then finally the gym will be unlocked and you can enter it. then you just have to solve the ice puzzle and you can battle him
Juan is only in emerald.
If you mean "Is Juan the leader in Pokemon ruby?", then no. It's Wallace who's the leader. Juan is leader only in Pokemon emerald. The champion is Wallace in Emerald, but Steven is the champion is Ruby and Sapphire.
juan
In the sootopolis city gym.
shut up u stupid people
Get your badge and go to the elite four. you must get waterfall.
by defeating juan at the sootopolis gym
Actually, he was replaced by Juan. So it means that Juan is the gym leader. Wallace is the League Champion.
You find him in the last Gym in Sootoolis City.He is the last Gym leader
A powerful electric Pokémon with Shock Wave will take it out pretty quick.
Juan is a gym leader in Sootlopolis City. To get there, you have to use dive. Wallace will be the champion. In ruby and sapphire, Wallace will be gym leader and Steven will be champion.
In Pokemon Emerald, Steven is no longer the Champion. He has been replaced by Wallace, former Sootopolis City Gym Leader. Wallace is replaced by Juan. Steven plays a different part in the story.