To get the Three Island Pass you have to beat the gym leader on Cinnibar Island and when you exit the gym, Bill will come up to you and ask if you want to board a ferry for islands 1, 2 and 3. Say "yes" and he will give you the tri-pass which lets you go to islands 1, 2 and 3 anytime you like.
u have 2 beet the final 4
You find the ruby and give it to celio
beat the game and get to the indigo or orange or whatever islands, where u find hoenn pokemon.
you cant go underwater in leafgreen!!
Articuno is in Seafoam Islands you need the HM Strength to get to it though and the HM Surf also you need the 4th and 5th badge.
unown is it dums
1 islands
seafoam islands
I don't really know about Pokemon leafgreen, but in Pokemon red you can get it in seafoam islands. Hope this helps!
Artciuno is in seafoam islands.
You find the ruby and give it to celio
Level 50 Pokemon can be found on islands 5-7.
Articuno is somewhere in seafoam islands.you can find it in the seafoam islands from fuchisia NOT the island with POKEMON mansion
beat the game and get to the indigo or orange or whatever islands, where u find hoenn pokemon.
Articuno (sometimes wrongly spelled as Articoono) is a legendary bird Pokémon. You can find it in LeafGreen version in the Seafoam Islands.
Go into the Pokemon mansion and look around. At the end you will find the key to the door.
get the ruby and the Sapphire gems from 4and 6 islands . the go to ceroolien cave.you can find mew2 in there.
first you bet the elite 4 and then go to ciolol and then you need to find the gems