After you defeat all 16 gym leaders, you can call them to arrange a rematch through pokegear in fighting dojo in saffron city(kanto). See related link below to get gym leaders phone numbers and when to call them.
Defeat all gym leaders in jounto and kanto then deafeat red and you can get another starter pokemon
Get the S.S. Aqua Ticket from Prof. Elm and go to Olivine City. Take the boat to Kanto and battle all the Gym Leaders!
Defeat all of the johto gym leaders. Defeat or cacth ho ho. Defeat all of the kiomono girls. Defeat the eltie four. Get the ss aqua ticket then go to Olvine city.
its not nice to cheat
Yes, all 493 pokémon can follow you.
your able to pick a kanto starter
you get it from blue when you defeat all 16 gym leaders
You have to beat all 8 gym leaders
You have to search Johto and Kanto and find all the gym leaders out side of there gyms and and then talk to them and they will eventually give you their numbers
you find them in kanto after beating the pokemon league in heart gold, soul silver, silver, gold, and crystal
go to the power plant after you have beaten all of the gym leaders, it should be outside towards the left
After you defeat all the kanto gym leaders, talk to proffser elm to receive rock climb
beat all the gym leaders in kanto and johto and all the elite four you will meet him at the very end of the game at mt. Silver
Professor Oak gives it to you in Pallet Town when you have defeated all the Kanto Gym leaders.
Professer Ouk gives it too you after you beat all 16 gym leaders. You have to go to his lab in pallet town
Defeat all gym leaders in jounto and kanto then deafeat red and you can get another starter pokemon
Red is not found in Saffron City. Red is found on top of Mt. Silver. He can be battled after defeating all 16 gym leaders.