to veilstone city
Go beat the fourth
The third Gym is the Gym in Veilstone City. You can get there by looking on your map. The leader specializes in Fighting Pokemon.
You mean Fantina? If so, go to Canalave city. The gym leader there uses steel Pokemon. Hope I helped.In platinum after Fantina, who is third leader, go to veilstone city and beat Maylene. She uses Fight-type pokemon.
In Pokemon Diamond\Pearl, you go to the Veilstone City Gym. In Pokemon Platinum, you go to the Hearthome City Gym.
go to the Pokemon league north of sunyshore
You go on to defeat the eight gym leader.
go catch Giratina and then go to the Sunshore City gym and fight the gym leader
You go to Sunyshore and challenge their gym.
Go to the veilstone gym and beat maylene.
You should encounter that Gym Leader in the The Third Village you go through, I'll advise you Roark uses two Rock type and one Steel type pokemon.
Go in to every Pokemon gym and get beaten at least 10 times againgst the gym leaders.
go to the Pokemon gym