You go south of pallet town there should be a little island where cinnabar island was. The 8th gym leader should be there but he won't battle you.You need the 7th gym badge to battle him.The 7th gym is near the island.Beat the 7th gym leader.Talk to the 8th gym leader again and he's going to go back to the gym to what for you there in Viridian City.
he is at the sea form islands
face him, click on him, then have courage and believe!
Blue is the viridian gym leader and red is on top of mt silver once you beat all the kanto gyms
Because Misty is not at her gym, you have to find her up at Route 25.
use surf to get to seafoams islands go up the ladder and battle to the gym leader
Blue, the last gym leader in kanto region
Blackthorn if you are including Kanto its Viridian Pokegamer01
you have to use surf through passage ways
The last Kanto gym is in Varidian City.
He is in the seafoam islands.
Blaine. Seafoam Island (Cinnabar)
blue is the last gym leader in kanto after you beat the elite 4 you can go to kanto by taking the ss aqua in olivine city and go to kanto, battle the gym leaders, and capture legendaries
The seafoam islandsby super aj
I go to sleep
he is at the sea form islands
face him, click on him, then have courage and believe!
The Kanto gym leaders come in no particular order, but Blaine is typically the last gym leader fought, and also the second to last gym leader appearing on the Trainer Card.