in dere gyms dork!
He is in the lighthouse
The 6 gym leader in at Canalave City. the gym after the hearthome City gym!!!!!
The 6th gym leader is in Canalave City.
The first gym in Pokemon diamond is in Oreburgh City
by winning a contest and by defeating the pastoria gym leader
just beat the fourth gym leader
It is Candace, The Ice-Type Gym Leader.
Go to the lighthouse and the Gym leader should be there.
his name is leader byron.
The Pokémon the second Gym Leader has in "Diamond" are Cherubi, Turtwig and Roserade.
you beat the gym leader
After beating the third Gym Leader (Maylene the Veilstone Gym Leader) in Pokémon Diamond, you then head to Pastoria City to battle the Gym Leader there who is named Crasher Wake.