You'll need to have the Blue Orb and the Red Orb, take them to Mr. Pokemon and he'll give you a Jade Orb. Place the Jade Orb back to the Embedded Tower and then Rayquaza will appear.
The three legendary Pokemon in Pokemon emerald is Kyorge, Groundon and Rayquazer.
There is no best Pokemon on Pokemon HeartGold.
there is no Pokemon Mansion in Heartgold.
They are not in Pokemon HeartGold
where is the pokemon transfer lab in heartgold
No, but you can trade Pokemon only in HeartGold to Black
Aura Beam is in Pokemon HeartGold.
That is impossible in Pokemon HeartGold and SoulSilver.
Technically,yes you can get Arceus in Pokemon Heartgold,but only by trading it to your Pokemon Heartgold game from Pokemon diamond,pearl or platinum.
No, there are no underwater routes in Pokemon HeartGold or SoulSilver. The HM Dive is not available in Pokemon HeartGold or SoulSilver.
no, but use can use poketransfer from heartgold to white
Pokemon HeartGold can communicate with all the DS Pokemon games. :c)