Shiny stones can be obtained from Bird Keeper Josh on Route 44, the Pokeathlon Dome, and from winning the Bug Catching Contest. Keep in mind that you can only get them after beating the main game.
no and there will never be
at the ice path
You can buy the toy at shop for Pokemon :)
link trade from heartgold
i think its black
You can catch a Phanphy on route 45.
Wifi Event but its over now
you find the basement key in the underground path
i do beleve that the magmarizer is on the island that blue is on in the second reagon.
because kyogre doesn't show up in soul silver
Yes, you can get a shiny Pokemon out of an egg on any game.
This is from HG, but I believe it's in Goldenrod City.