Get a Deoxys in Pokemon Emerald, Ruby, Sapphire, Firered, or Leafgreen using the Mystery Gift, and migrate it to your Diamond Version.
you cant you have to transfer it from emerald,sapphire or ruby
You can only get deoxis in earlier versions of Pokemon; emerald ruby sapphire. The event for deoxis ended years agao. PS: Its April 2009 when wrote
buy the Pokemon platinum book
The 151st Pokemon is Mew and is unobtainable in Pokemon Platinum.
mag pakito ka
no you can't find a torchic egg in Pokemon platinum
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.
there is no such Pokemon
you find them in the cave