Eat Them
A super ball in the desert :)
in emerald when you look at rayquaza first time steven is at the 8th gym city. second time at meteor falls.he is only in meteor falls after elite four .
You have to fish with a super rod.
The super rod is received in mossdeep city.
There is no such thing as a "super form" for Groudon, Kyogre, and Rayquaza, and there is no way to obtain these Pokemon in Pokemon Pearl without the use of an external cheating device. However, you can capture these three Pokemon in Pokemon Ruby, Sapphire, or Emerald and import them to your Pearl game through Pal Park on Route 221.
you have to have a super wireless adapter
The super rod in pokemon ruby, sapphire and emerald is in mossdeep city.
Ghost Bug and Dark
in route 226 and use super rod
In Pokemon Emerald players can find the Luvdisc on Route 128. Players can also fish from them using a super rod.
you cant but you can in diamond and pearl but on Pokemon emerald you can only get super pop or whatever its called at the beach place on the sand in the house.
Gyardos is in Pokemon emerald and leaf green/fire red in emerald you can find him in sootopolis city by fishing with the super rod