Yes, if playing White Version.
You can catch Articuno on seafoam island whenever you don't have to beat the Pokemon League.
NO (only on ruby)
battle 8 gum and beat elite 4.
You don't awaken him until you beat the elite 4. Then go to the weather institute and they will tell you where to go for each Pokemon KYOGRE/GROUDON.
No, you can head to Sky Pillar and catch him directly after the fight between KYOGRE and GROUDON is over.
no
no
You can always catch Groudon. And Rayquaza too.
After you beat the Pokemon league
Zapdos, Kyogre, Mewtwo, Articuno, Groudon, Rayquaza.
Catch all the Pokemon. credits are rolled if you beat the Pokemon league
first you beat the elite 4 then go to meteor falls on route 114, go to steven and battle him, groudon will apear if you beat him
you can catch groudon in ruby in cave of origin then beat the elite four to catch rayquaza on sky pillar
Go Beat the elite four. And catch the legendaries like Kyogre and groudon. =]. -egyoshi
catch all the Pokemoncatch all the Pokemon
beat the Pokemon league and beat N and you use your Master Ball to catch him