at pal park or with action replay (cheats) but with trade I think that is better.
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 will either have to trade some one or get r4 cheats
I think so. Because I did but with cheats.
you can't.
You cant catch lugia on diamond and pearl but at red or blue rescue team in the silver trench
You can't catch Lugia in Pokemon Diamond. You can only get it through trading or cheating.
You can't catch a Lugia anywhere in Pokemon Diamond.
you cant get Lugia in Pokemon Diamond
You must trade to get Lugia.
Dark Lugia is also known as Shadow Lugia. You can get it in the game Pokemon XD and it is possible to trade it over to Diamond version.
It is not possible to get a Lugia egg in Pokemon Diamond. It is generally impossible to get an egg of a Legendary Pokemon the only exceptions being Manaphy and Phione.
you cant you have to migrate it from Pokemon firered/leafgreen