Shadow Lugia is only available in XD.
u cant
There is no such thing as the Shadow Luiga. To catch the Shiny Lugia though, you need to find the code.
Yes you can but unfortanutly you gote to have a action replay
you can't. it's suppose to be a glitch if lugia and the unhatced egg is in your party and a shadow lugia shows up in the hall of fame after elite four.
if you kill Lugia in Pokemon soulsilver you can re-match him after you beat the elite four.
yOU FIND IT ON WHIRL ISLANDS.
You cannot have shadow lugia on pearl unless you can find a code.
Shadow Lugia can only be found in Pokémon XD.
I Believe You Have To Transfer From Soulsilver
lugia is in the games soulsilver,gold,silver,heartgold,crystal,firered,and leafgreen
there is no shadow lugia
in the littleroot cave