You'll need Pokemon ruby. If you mean ruby to sapphire, then you'll need both games, two gba's, and a link cable.
Well, i heard that you need to get the gems to be able to trade to ruby and Sapphire get it? retrieve a ruby and a Sapphire?
Ruby rose
you don't need a national pokedex to trade from ruby to leaf green. You have to get the gems the sapphire and the ruby in order to trade from leaf green to ruby. These are found in leaf green. (:
Yes - in order to become a Ruby contributor - you need 500,000 contributions. I have come across at least three people with a ruby badge since I first joined (August 2010)
to get the ruby yes you do
To be a Ruby Contributor, you need 500,000 contributions.
Ruby Bridges encouraged black people
You can find most Pokemon in ruby but there are like 5 or 6 that you need t trade from ruby or Safire to get or you need to do some wifi stuff
You can't in ruby you need to get one from leafgreen or firered.
SO that you can trade with POKeMON sapphire and ruby.
Apparently Groudon, but you need to trade with ruby to be able to obtain him.