You cannot catch Deoxys in Pokémon Sapphire, Deoxys was only available through Nintendo events which are no longer available as of 2014 for Gameboy Advance games.
there is no way to catch unless u cheat or trade
you can't catch him on saphire. you need to trade it with pearl.
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
you can catch deoxis on the moon you can get to the moon by talking to the scientist he will tell you it has been successful space launch whatever when it reaches 68 or more he will ask you if you want to go to the moon
you cant you have to transfer it from emerald,sapphire or ruby
No. Only in Leaf Green and Fire Red. But you can trade it over to Emerald.
You'll have to go to Birth Island.
Can't catch zapdos in sapphire
How do you catch latios in Pokemon sapphire
The only way is to trade it from Fire Red, Leaf Green, or Emerald. Only those games have the Deoxys Nintendo Event.
i dont think you can catch it in sapphire
You can't catch groudon in sapphire only in ruby. To get him in sapphire you have to trade him from ruby to sapphire.
You can't catch Bellsprout in Sapphire. You have to trade it from LeafGreen.