YOU DON'T TAKE DEOXYS THERE. YOU CAN GET IT ONLY WHITH AYRORA TICKET
in mosdeep
scotopolis city
With an event you can get deoxsys here
it is in lilycove it is in mossdeep in the house beside the space station
In mossdeep city near the space station
Emerald station
the space station in mossdeep city
migrate from emerald , ruby or the othertrade it on the global trade station
the super rod is in mossdeep city at the house past the space station
Go to Mossdeep city , then go to the space station, talk to the sailor, and he will give you a sunstone.
the 6th gym leader is in fortree city after the weather station where you get castform
There are two ways of getting Groudon on Pokemon Diamond. The First way is trade it with people in the GTS (Global Trade Station). Or you can migrate it from Pokemon Emerald, Ruby, or Sapphire.