In the Cave of Origin this is found in Sootopolis city.
I'm sorry mate but you've got to migrate him from ruby,sapphire or Emrald.
oh well its at the island were u get grudon
rumours are you will be able to catch groudon kyorge rayquaza and giratina in both Pokemon heart gold and dawn silver
first you must find him and attack him, after that get the strongest Pokemon you have and keep on using its strongest attack and heal it a lot.
Pokemon ruby's version IS Pokemon ruby.
Pokemon Ruby has Pokemon that Pokemon Sapphire does not and Pokemon Sapphire has Pokemon that Pokemon Ruby does not.
ruby
All The Shiney Pokemon You Can Get In Pokemon Ruby Are All The Pokemon You Can Get in Ruby Any Pokemon Can Be Shiney Even Starters and Legendaries. So There Are 200 Shiney Pokemon You Can Get In Pokemon Ruby.
You can trade from Pokemon Ruby to another Pokemon Ruby using a link cable.
you can't get the pokeradar in Pokemon ruby
Pokemon from the 3rd gen (hoenn region) are in ruby
you can't, only ruby Pokemon can go to diamod. but diamond Pokemon can't go to ruby