in mossdeep city
you will ind him on mount.pryce
The Champion of the Hoenn region in Pokemon Ruby and Sapphire is Steven Stone.
have a strong fire Pokemon or fire move
you cant beat steven in pokemon soul silver only in emerald,ruby and sapphire
talk with steven in the MOSSDEEP
Ash
after u beat elite 4 and steven
steven doesnt get any stronger when u double battle with him
beat the elite 4 and steven to get the ticket
at Steven's house on the left top of Mossdeep
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.