You can either get it traded by the GTS in Jubilife City or you can trade it from another person. But in Platinum you could get all three (Dialga Palkia Giratina).
palkia is only in pearl and dialga is only in diamond
You cant, you must trade it from Diamon or pearl.
Dialga Palkia, Rayquaza,Kygore and Groudon
tradefrompearl
You can't unless you have cheats or whatever.
you can get palkia, dialga, rotom, and girantina with out cheats, but with cheats you can get arceus, celebi, dakrai, cresselia, mewtwo, and almost any Pokemon you can think of
You can't.
you can foud ivsaur in Pokemon diamon in route 225 for your natinal pokedex
NO you cant
Yes.
no you can not get one but i will try getting one and i will be at the down of the Pokemon center at fridays the Pokemon i want is celbi
With PokéRadar