Get a level 80 Palkia and use water attcks like surf
No. You need to beat the Pokemon League IN the Platinum one.
Tristin F. was the first person in America to beat Pokemon platinum. She beat it on Nov. 7, 2009.
Beat the pokemon league Cynthia is the champion
You automatically go to twinleaf town.
You can do lots of things and almost anything
The easyest Pokemon is scizer and the hardest Pokemon is milotic.
you can't but you can if you have action reply
get 8 badges kill galactic beat Pokemon league complete pokedex=210 beat national dex=492
Beat the Pokemon league again and go back to spear pillar and you will see dialga again.
after you beat the Pokemon league you need to finish the pokedex and thengo and see prof. rowan in his lab, prof oak, will then give you the national pokedex
All you need to do is get all eight badges and defeat the Pokemon League. But, you can decide your goal to beat the game. You still have to beat the Pokemon League, but afterwards you can decide on your goal. Your goal could be to catch all Legendaries of that game. You goal could be to catch a number of Pokemon. But, the true way to beat the game is to beat the Pokemon League.
Empoleon in its 80's can beat everyone if knows the moves: Aqua Jet Drill peak :)