Instructions
Unlock a shiny starter Pokemon. You have the choice between a Charmander, Squirtle or Bulbasaur as your first Pokemon. There is a small chance that your starter Pokemon will be a shiny. Save your game right before you choose your first Pokemon. If it is not a shiny, you can reset the game and try again. Keep resetting the game until you get a shiny.
Unlock a shiny Pokemon from an in-game event. Some Pokemon that you battle as part of in-game story events can appear in shiny form. Save right before you battle a Pokemon and keep resetting the game until they appear as a shiny. The follow shiny Pokemon can be obtained this way:
Eevee, located in the Celadon Mansion
Unlock a shiny Pokemon through normal battles. Each time you enter a battle with a wild Pokemon, you have a 1 in 8,192 chance that the Pokemon will be a shiny.
Unlock a shiny Pokemon through Pokemon breeding. When you breed Pokemon, you also have a 1 in 8,192 chance that the resulting Pokemon will be a shiny.
Lapras, located in the Silph Company Headquarters
Articuno, located at the Seafoam Islands
Zapdos, located at the Power Plant
Voltorb, located at the Power Plant
Moltres, located on the mountaintop of Island 1
Mewtwo, located in the Unknown Dungeon
Togepi, given as an egg from a man on Island 5
Ho-oh, located on the top path of Navel Cavern
Lugia, located on the bottom path of Navel Cavern
Deoxys, located on Birth Island