It is possible; is there any particular reason you posted this?
If you're having issues with linking up, I could assist you.
You can do this after you find the Ruby and the Sapphire for Celio in Pokemon FireRed. then you can trade with Ruby, Sapphire and Emerald.
No. But you can trade from FireRed, LeafGreen, Sapphire, Ruby or Emerald to Diamond, Pearl or Platinum
It isn't possible to obtain a wild one in Emerald. You have to trade with someone (or youself) with a Ruby or Sapphire
you can't Pokemon from diamond and pearl cannot be trade with Pokemon from ruby, sapphire, or emerald. the only ones that are different regions are fire red and leaf green can trade with ruby, sapphire, and emerald. or you migrate to diamond and pearl from fire red, leaf green, ruby, sapphire, or emerald. hope this helpd.
Pokemon Emerald: Birth Island Pokemon Sapphire: Trade from Pokemon FireRed, LeafGreen, or Emerald. Pokemon Ruby: Trade from Pokemon FireRed, LeafGreen, or Emerald.
It is possible to obtain a Custap berry in Pokemon Pearl. To get it you have to trade from Ruby, Sapphire or Emerald version.
You can't catch it on Sapphire. You have to trade it from Pokemon Emerald/FireRed/LeafGreen
You have to trade one from Emerald.
Trade from Sapphire/Emerald.
It Is Illegal!!
trade it from ruby or sapphire.
No, you have to trade from Ruby / Emerald.