You must get ditto from emerald, firered or leafgreen because you can't catch it.
no ditto is there
You can't catch a ditto in Pokemon Sapphire, but you can trade it from Pokemon Emerald/FireRed/LeafGreen.
There are 12 starter babies in the Pokemon World To Get Bulbasaur Catch Ivysaur and a Ditto To Get Charmander Catch Charmeleon and a Ditto To Get Squirtle Catch Wartortle and a Ditto To Get Chikorita Catch Bayleef and a Ditto To Get Cyndaquil Catch Quilava and a Ditto To Get Totodile Catch Croconaw and a Ditto To Get Treecko Catch Grovyle and a Ditto To Get Torchic Catch Combusken and a Ditto To Get Mudkip Catch Marshtomp and a Ditto To Get Turtwig Catch Grotle and a Ditto To Get Chimchar Catch Monferno and a Ditto To Get Piplup Catch Prinplup and a Ditto
Catch a Natu in the Safari Zone, and raise it to Lv. 25.
You can't catch Ditto in Pokemon Sapphire. You'll have to trade it from Pokemon Emerald/FireRed/LeafGreen
in the pokemon mansion lvl 30 ditto
You can catch Ditto at route 218. Ditto around there are usually lv 30. :)
you cant catch ditto in the safari zone...you catch him in the Pokemon mansion in cinnabar
you can't breed pokemon to make a ditto, but you can catch a ditto at route 218 using a PokeRader.
you can catch it in giant chasem
You can't catch Ditto in Pokemon Sapphire, but you can trade it to your game from Pokemon Emerald/FireRed/LeafGreen
You can catch the same Pokemon again but opposite gender, or you could catch a ditto and breed them that way. Ditto breeding is easier.