groudor,rayquazza and more
You catch them. Or trade for them.
tropius is a rare pokemon. but you can catch him near the water institute.
Rare Pokemon come randomly when you're in the grass or cave.
Mt. Pyre, but they are rare, be patient
Shroomish is a rare Pokemon in Ruby and Saphire but you can find it in the Petalburg woods.
he is in th routs 124and126 but is a very rare Pokemon to catch
Yes you can, its rare though. Go to the Petalburg Woods.
you cant catch a man in Pokemon ruby
You migrate it from Pokemon Ruby or Emerald. You can evolve it into a Shiftry with a Leaf Stone. They're very rare but in Ruby you can catch them on Route 114.
Yes! It is found at the Safari Zone. Though it is slightly rare!
no you can catch a charizard in pokemon ruby you can get it as a kanto starter
you can't catch seviper on Pokemon ruby (Pokemon sapphire only)