In Pokemon Diamond/Pearl there is NO way to get Dexoys besides transferring it from Ruby/Sapphire. You can also use the action replay but I do NOT suggest using an Action replay because it can seriously mess up your game.
cheat or go to an event
no nobody in Pokemon platinum have a doexys.
You either need an gvent or action replay.
A hybrid Porsche does not currently exist, as Porsche's are made to be high performance sports vehicles. These vehicles require a lot of horsepower, which cannot be produced using a hybrid engine.
Sadly, there is no way to get Doexys in Pokemon SoulSilver besides trading.
Get an Action Replay and get the Aurora Ticket and go to Birth Island.
Cheat to get the aurora ticket then go to birth island to capture deoxys.
Pokemon ruby's version IS Pokemon ruby.
Pokemon Ruby has Pokemon that Pokemon Sapphire does not and Pokemon Sapphire has Pokemon that Pokemon Ruby does not.
ruby
Deyoxys is only available through a Nintendo Event (Not going on any more) Or you can use a Gameshark to get one.
All The Shiney Pokemon You Can Get In Pokemon Ruby Are All The Pokemon You Can Get in Ruby Any Pokemon Can Be Shiney Even Starters and Legendaries. So There Are 200 Shiney Pokemon You Can Get In Pokemon Ruby.
You can trade from Pokemon Ruby to another Pokemon Ruby using a link cable.