yes there r 8 islands al2gether
Growlithe is found in the Pokemon Mansion on Cinnabar Island in Pokemon Firered.
on cinnabar island
Beat the pokemon league.
There no Mew in firered.
you can get deoxys at birth island
in 1 island Pokemon center
On Cinnabar Island
On Birth Island
There is no island 9.
island 3
Deoxys
no