To get light ball, go to Safari zone and walk around at the first pile of grass you see. Catch any pikachu you see, they're quite rare. After you caught some, check them if they're holding anything, mostly nothing, less likely to have an oran berry, only 5% of them holding light ball,
yes
shadow ball isn't avalible in sapphire
Pokemon Sapphire is a GBA game - since a DSi does not have the GBA slot unlike the regular DS or the lite, it cannot play Pokemon Sapphire.
There's no such thing as a ball creator in Pokemon
You can't.
game boy and DS lite
You cannot switch a pokemon from one ball to another.
use a ultra/great ball
In the Aqua Hideout.
Right of Lilicove
Quick balls don't exist in sapphire.
In order to catch your legendary Pokemon in Pokemon Sapphire, save your master ball For Rayquaza...you can catch KYogre/Groudon/both with either an Ultra Ball or Timer Ball.