The same way you would catch a normal Pokemon. The only difference is is that the Pokemon is shiny.
The only way to catch lugia in Pokemon emerald is at navel rock. There was an event for this years ago, so you cannot catch it legally now. The only option is action replay/gameshark.
The best way to catch the Lugia is through the Caves. You must have a silver feather before entering. Navigate the path until reaching the waterfall where the Lugia is located then engage in a fight using your best level 40 or higher Pokemon.
The easiest way is to catch a Timburr and teach it Rock Smash.
The easiest and only way to get a lucky egg in Pokemon Fire Red is to catch a Chansey and hope it has one. The best place to do this is the Safari Zone.
gameshark or action replay or the Pokemon events .
If you mean a shiny Lugia, yes but it's very difficult. The easiest way is through cheats.
The same way you would catch a normal Pokemon. The only difference is is that the Pokemon is shiny.
use a poke-ball on it
use a master ball
you cant get it in game. easiest way is to trade from heart gold or soulsilver
The only way to catch lugia in Pokemon emerald is at navel rock. There was an event for this years ago, so you cannot catch it legally now. The only option is action replay/gameshark.
Explore!
in some cave
the best way is a master ball or a net ball when it is at 1HP
after beat the elite four, go to pewter city in kanto and talk to the old guy he will give u a silver wing then go to the whirlpool island in jhoto with silver wing.you will find a lvl60 lugia
you need a Pokemon event coming out very very soon