If you mean a shiny Lugia, yes but it's very difficult. The easiest way is through cheats.
not possible you should really study more Pokemon
actually shadow lugia real, as it was sited in 'Pokemon gale of darkness'. however the Pokemon card shadow lugia is a fake
As real as any other pokemon.
yes
Yes, Yes It Is
Dark/Shadow Lugia is only available in the Gamecube game Pokemon XD: Gale of Darkness.
You cant get a shadow Lugia in any game except for the game cube Pokemon game Pokemon XD Gale of Darkness. Shadow Pokemon are not really real, they are fake.
No, you cannot get Lugia on Pokemon Yellow.
Shadow Lugia is a fake pokemon. You can not obtain a Shadow Lugia in any Pokemon Game (so far). Shadow Lugia is just another rumor pokemon.
Yes you get the dark orb after beating cynthia 10 times
You can't get Dark Lugia in Pokemon Silver, Gold, or Crystal. You can get Dark Lugia in Pokemon XD though. For Pokemon Silver, Gold, and Crystal it is just the regular Lugia.
lugia isn't in Pokemon leaf green