You find him in the winners room saying he beat all of them first and that he is the champion, and then you verse him.
he stays in the elite four as champion
to beat your rival find the weakneeses of your rivals Pokemon like if you chose a grass type and your rival has a fire capture a water type or tran real hard teal your at a higher level than your rival
no
First you have to get to the elite for, past Victory RD. You have to use your strongest Pokemon. Once your there, Your rival will come to battle you once you're at the door. Usually it's Staraptar (beat it with Electric or ICE), Heracrossbeat it with Flying [X4 Effectivness], Psychic or Fire), or Snorlax (beat it with Fighting).
You beat all the gym leaders then the elite four
you have to beat the elite 4 and then you battle them you have to beat the elite 4 and then you battle them
with skills :>)
He is in Dragon's Den on Tuesdays. You can fight Clair and Lance(double battle). BEWARE: They are pretty strong if you had fire or grass for starters! The strogest is Pokemon they have is Lance's Dragonknight(LOL) level 75
First you need to beat the elite four then make sure you own 60 pokemon go to proffeser oak and you and your rival get one then go to one island talk to the person infront of the network machine and bam you have a raimbow pass
You have to beat the fire gym and when you leave, your rival will give you them
You have to collect I think 60-64 Pokemon on your pokedex that have been captured. Talk to Oak then do the mission with the emeralds. After that I think they will let you in the cave.
The Pokemon Mansion on Cinnibar Island, and after you beat the Elite Four, Mt. Ember of the Sevvii Islands.