Without trading or cheating, you can't. But after you beat the elite four, go talk to Cynthia's grandmother and she will show you Palkia (diamond) or dialga (pearl) for your pokedex.
you do not find dialga in Pokemon pearl
you find dialga in mount coronet
no you can only find dialga in dimind
you dont
Trade with Pokemon Pearl or Pokemon Platinum
you cant
you guys are stupid you guys can't find dialga in pearl!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Oh and im a retard dusch hole Please be nice!! :( Dialga cannot be found in Pearl but CAN in fact be found in Diamond or Platinum. Sorry whoever wrote this question!
In Pokémon Pearl, you can only obtain Dialga by trading it from Diamond, Platinum, HeartGold or SoulSilver.
No, not unless you trade a dialga to pearl
You can't without cheating.
you need to trade for them
nowhere.you can only find palkia and giratina in pearl