On Navel Rock but you can't go there without the mystic ticket.
Try going to www.pokemasteradvice.webs.com the person that runs that site is really good with this game. I think you either have to trade or use cheats. Good Luck!!
what is luiga and what is planium?for lugia you cheat get an event migrate or trade or do GTS
With a master ball
no only pink
You need to go to Pal Park.
Right at the bottom of them with Luiga
No srry
you cant get Lugia in Pokemon Diamond
dont know lol
you go to the Pokemon league and beat them and then collect the kanto badges
Shadow Lugia is not in Soul Silver, but Lugia is. He is in the Whirl Islands.
you need the tidal bell and the silver wing