Forever
There isn't sorry you have to do it the long way round
To get Sableye in Pokemon Pearl you will need a copy of Pokemon Sapphire. Insert Pokemon Sapphire into the GBA slot of the DS and turn it on. When you load into Pokemon Pearl wild Sableye should start appearing at Iron Island as long as Pokemon Sapphire is in the GBA slot.
either Pokemon event which passed a long time ago or by trading
Not long. Just migrate the Pokemon and then go to pal park. Then you enter the catching competition and you catch your migrated Pokemon.
im not sure but they take a LONG time
Almost everywhere in the grass, especially the long grass.
In Pokemon, Thief does damage and steals the target Pokemon's item, as long as you aren't already holding an item.
Over 56 shuttle launches
You can trade from Sapphire anytime. However if you are trading to or from Leaf Green, you have to have beaten the Elite Four first, before you can trade with Ruby, Sapphire, or Emerald.
U cant breed Rayquaza because its a legendary Pokemon but u can breed other Pokemon as long its not legendary.
I don't think you could.I've had Pokemon leafgreen for a long time.I know what your talking about.Like on Pokemon Ruby and Sapphire.
After giving Ceilo both Ruby and Sapphire GEM stones he will then allow you to link up with Lanette from the Hoenn Region (Pokemon: Ruby, Sapphire, Emerald) and trade over a long distance.