well......you beat the 1st,2nd,3rd,4th,and 5th gym leaders
The Sixth Gym leader is Chuck, he has a Hiryama and a Poliwrath.
sixth gym laeder
Step on the portals until you get to the gym leader.
The sixth gym is in Fuschia City, where you fight Koga, Poison type leader.
in canalava city
Ummm... Which Pokemon game?
One of your Pokemon has to learn surf.
You can only get the Sixth Badge from the Sixth gym leader. After defeating the Sixth gym leader, the gym leader will give you the Sixth Badge.
Sabrina, the psychic gym leader. She is located in Saffron City just after beating Koga, the fifth gym leader.
it is i n fortree city
Byron in Canalave City is the sixth gym leader in Pokemon Diamond. He specializes steel-type. His 3 pokemons are Bronzor, Steelix, and Bastiodon.
you stop playing Pokemon and get a life