The 7th Gym is on Cinnabar Island.
you have to have 7 kanto gym badges then find blue at cinnabar island
cinnabar island talk to him after 7 badges he goes back to gym , retards
the last gym leader is Blue.When you go to the seventh gym leader Blaine you should see Blue and asks you if you have 7 badges then you beat Blaine and go to Blue and he says to meet him at his gym
To get the 8th Gym Leader to return to his Gym in Viridian City, you must defeat all 7 other Gym Leaders.
Giovanni is the last gym leader. He will be in the Viridian city Gym once you gather the other 7 medals.
go to cinnabar island where blue is. talk to him. hes the 8 gym leader. he will go to the gym once u talk to him when you have 7 gym badges
who's blue. Whatever here's how you have to get 7 gym badges in kanto then he'll battle you.
The Viridian Gym leader (Blue) is at Cinnebar Island, you can go there by surfing south from Pallet Town. If you want him to return to his Gym you have to beat the other 7 Gym leaders in Kanto
Blue is on cinnabar island and after you get 15 gym badges you can face him.
cinnabar island need 7 kanto badges
You have to go to Cinnabar island after obtaining all 7 Kanto badges. After talking to Blue, the old man will move and you can battle Blue in that gym.
Blue can be found at Cinnabar Island. You have to defeat the other 7 Kanto gym leaders before you are able to battle him.