you have to go to sea foam islands and that's where he is
he is in the seaform islands you go there , there should be a ladder there should be the gym
Not enough info: which gym leader?
The final gym is the Viridian City Gym. Blue is the Gym leader.
Janine I think
The eighth gym leader still awaits, as well as the whole of Kanto.
defeat all the other gym leaders
Blaine.
Firstly, have to defeat the 7th gym leader. Then you go talk to the trainer next to the Pokemon center on Cinnabar Island. He is the 8th gym leader of Kanto, Gary. Gary is in Viridian City.
the 7th gym in Johto is in Mahogany town. And in Kanto the seafoam islands.
You beat the 6th gym leader.
he is Brock. hes in pewter city.
It's right next to the dojo in Saffron City
He is in the seafoam islands.