you will either have to trade some one or get r4 cheats
You can't catch a Lugia anywhere in Pokemon Diamond.
You can't catch Lugia in Pokemon Diamond. You can only get it through trading or cheating.
Sorry but you can't catch it in ruby. You canonly catch it in diamond or pearl.
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I think so. Because I did but with cheats.
Palkia, Lugia, Dialga, Deoxys, Mewtwo, and Mew
Lugia is not found in the wild in Pokemon Diamond. You must either trade from pal park, or trade with Heart Gold or Soul Silver.
You cannot catch Lugia in diamond. you must trade it from Pal Park.
you cant get Lugia in Pokemon Diamond
You can't catch Lugia in Pokémon Diamond, you have to trade it from Pokémon SoulSilver or HeartGold. You can also migrate it from Pokémon Emerald, FireRed, LeafGreen or Pokémon XD
You must trade to get Lugia.
Answer: You can't get it in Diamond.You can't get it in Diamond or Pearl. You need to catch it in Emerald, Leaf Green, Fire Red, or other GBA games and then migrate Lugia to Diamond/Pearl. Note: You can't migrate a Pokemon from a GB Pokemon game.