>>37927729That's because it is. It wasn't even in the demo, while Ho-oh was the mascot, and the anime director even said that they wanted gamefreak to make a new mon because he wanted to have an ocean current as the setting for a movie.
Lugia was made for the anime and got ported into the games because they probably realized it was a cool idea after losing all that data and progress. It's so out of the way compared to Ho-oh and has no lore in the original GSC.
