You can't unless you have an Action Replay Ds
depending on the game there r certain Pokemon u cannot catch like say on emerald u cant catch palkia or dialga so on diamond u cant catch raquaza sorry
Migrate it into Pal Park.
Raquaza isn't in either Pokemon Diamond or Pearl.
You can't get a raquaza in Pokemon Diamond.
he isn't
don't think so but you can in sapphire ruby emerald in the sky pillar but not for sure about emerald
Sky Pillar
Unless you cheat it is impossible.
you need the Pokemon modifier cheat
Not in Platinum but in HG/SS you can
You need to trade Raquaza's game (Emerald or Ruby) To Fire red. Then go to pal Park.
well you don't but you can catch it you need the walktrogh wall cheat and the always catch 100 % cheat on action replay and PS first do the elte 4