Follow the steps...
1. Catch a Clefairy! If you don't own Fire Red and Leaf Green, trade.
2. Train Clefairy to Level 58. Don't evolve it!
3. Save your game and turn it off!
4. Go on to the website below.
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5. There you should see a button combination. Turn on your Game Boy advanced...
6. Press the button combination as shown.
7. Continue your game. Your Clefairy will be gone. Go to the bag.
8. You should have the Aurora Ticket. Go to Birth Island.
9. Solve the Puzzle and Deoxys will appear at Level 30.
You catch deoxys at birth island.
You can't catch Deoxys in Silver..
You can't catch Deoxys in soul silver
By migrating Deoxys or an event.
When you catch Deoxys it is level 30.
No you can't catch deoxys by using cheats
U have to catch deoxys with a timer ball or a master ball! He is lv 80. U have to catch deoxys with a timer ball or a master ball! He is lv 80.
NO. you can only catch deoxys if you have an event or if you are a cheater.
you have to get more then 45 gym to catch legendary Pokemon! deoxys is a legendary Pokemon
You can catch Deoxys at Birth Island. However, unlike other legendaries in the game, you can't catch it under normal circumstances. You have to use an Action Replay/Gameshark to be able to access Birth Island and catch Deoxys.
There are sadly no special events to catch Deoxys in Sapphire. You HAVE to trade a Deoxys caught in an event from FireRed, LeafGreen, or Emerald.
This is not the way to catch Deoxys in Pokemon Emerald. You need an Action Replay or Gameshark in order to catch Deoxys.