i bet them and Cynthia 5 times in Pokemon platinum.
yes swarpert is a greatest Pokemon to defeat elite four
defeat the elite four
After you defeat the elite four on Pokemon sapphire you complete the pokedex and make all your Pokemon level 100.
you defeat the elite four by training a particular Pokemon and getting it to a high level(e.g. lv64) you also give it the best four moves that you have. try to give it moves that have a lot of pp though because you need to defeat the elite four who have a lot of Pokemon!
After you defeat the Elite Four.
Wailord
Defeat the Champion in the Elite Four.
There is are no certain Pokemon needed to defeat the elite four. Just use your strongest Pokemon.
there is no elite four for kanto u just defeat the elite four that is in kanto for the johto region. and my advice for it is have the Pokemon the elite four Pokemon and the champion Pokemon are weak to like for champion it would be ice.
which elite four are you referring to. use bug and fightning move to defeat dark pokemon.
get some good pokemon with good move
You have to defeat the elite four then you can catch the legendary