To get Deoxys you need or to go to a Nintendo event or to use a cheating device like Action Replay.
you can only get deoxys in an event
Deoxys cannot breed.
Deoxys was created in 2004.
Deoxys is not a wild Pokemon in SoulSilver. Deoxys has to be traded into the game in order for you to get it. Deoxys can also be received by event, and one recently took place in Japan for Deoxys.
Deoxys is located in Birth Island.
Deoxys...
By migrating Deoxys or an event.
Deoxys Can't Breed!!
When you catch Deoxys it is level 30.
There is no deoxys fossil. To obtain Deoxys in any of the games you have to get it through an event or through cheats.
You don't get a Shiny Deoxys from a man. You'll need to get Deoxys in Pokemon FireRed, LeafGreen, or Emerald. It is extremely hard to get a Shiny Deoxys.