Game stop or any game store
No, you have to transfer it from the older DS Pokemon games.
buy the Pokemon platinum book
The 151st Pokemon is Mew and is unobtainable in Pokemon Platinum.
no you can't find a torchic egg in Pokemon platinum
Well, you could find a Pikachu in the trophy garden. You could find magnemite somewhere. but i would transfer a mareep from HGSS instead.
try your best to find spirtomb in Pokemon platinum
You cannot find zekrom in pokemon platinum
There is not a route 233 on Pokemon platinum.
you find them in the cave
there is no such Pokemon
no u could find swinub only in Pokemon platinum.
breed an electabuzz if you want an elekid in Pokemon platinum