Your starter Pokemon, and 5 other Pokemon of differing types that are of a decent level (40) and check other websites to make sure you can battle all types with your team.
nation pokedex
you can find her in the elite four thanks
First Elite Four member is Aaron, who uses Bug Type. The first Pokemon he uses is Dustox.
72,000
one of the elite 4 has one
There aren't specific Pokemon for battles.You should use your strongest Pokemon.
try going in the elite four with Pokemon lv. 60-100....
FireGrassWaterGhost or DarkElectricRock or Grond
your strongest Pokemon
In Pokemon League
to beat the elite 4 you should have all Pokemon above lv 50. you should also carry a lot of revives
diagla charizard lucario palkia mew and monferno
kill the elite 4 noob
-mongmong908
You can find out how many times you have beaten the Elite Four in Pokemon Diamond by checking your PC in the game.
you should have an ice type Pokemon, a fighting type Pokemon and an electric type Pokemon
it is the elite four