Check out one of these sites for more information:
http://bulbapedia.bulbagarden.net/wiki/Main_Page
http://pokemonelite2000.com/
http://www.gamefaqs.com/portable/gbadvance/code/918916.html
http://www.pokemon.com/
http://en.wikipedia.org/wiki/Pok%C3%A9mon
http://www.pokedream.com/
http://www.go-pokemon.com/
http://www.serebii.net/index2.shtml
http://us.codejunkies.com/
83007CF6 0140
sorry but there are no shiny Pokemon codes they do not exist right now
Here... Master Code (must be on)D8BAE4D94864DCE5A86CDBA519BA49B3061221968FE9826065DA389A09D8882C Celebi252141700AB256A24AEC27E8A5FF15406B012323530CEE0096BB89299B4E5B77
The Shiny legendary code for Pokemon Emerald is rather long. It is listed as 83007CE40021, 83007CE60300, 53000020000F, 044800684589, 808900042843, 1860C0460148, 0047905D0003, 177C06080000.
There are several shiny GSSP codes for Pokemon Emerald. As of 2014 codes include 83007CF6 0010 and 83007CF6 0011 .
You cannot get the codebreaker on Pokemon emerald you have to buy it its a thing you can plug into your GBA (GameBoy Advance) and enter in a code and there you go.
83007CF6 0140
sorry but there are no shiny Pokemon codes they do not exist right now
57568765587578765757587566fhvr665r6v6756g6hm758ttg9g7
Here... Master Code (must be on)D8BAE4D94864DCE5A86CDBA519BA49B3061221968FE9826065DA389A09D8882C Celebi252141700AB256A24AEC27E8A5FF15406B012323530CEE0096BB89299B4E5B77
The Shiny legendary code for Pokemon Emerald is rather long. It is listed as 83007CE40021, 83007CE60300, 53000020000F, 044800684589, 808900042843, 1860C0460148, 0047905D0003, 177C06080000.
Gamefaqs.com
you have to get action replay and then you can get 999 masterballs rare candies and more even shiny pokemon
yes and you have to have an action replay
There are several shiny GSSP codes for Pokemon Emerald. As of 2014 codes include 83007CF6 0010 and 83007CF6 0011 .
Here's the code: F3A9A86D 4E2629B4 18452A7D DDE55BCC Hope this works! NO MORE CODES FOR SHINY!!!
http://www.kidzworld.com/article/5900-pokemon-emerald-game-cheats-rare-and-shiny-pokemon