You can use a good dark type pokemon like umbreon,hoondoom etc.
I hope this help!! :-)
Dark type can beat ghost.
You have to beat the Hearthome gym leader then you can get through. (do NOT use normal type moves on her because she has ghost type poke'mon and normal type moves won't effect ghost type pokemon).
Fantina is a Ghost type gym leader, meaning normal and fighting types won't have any effect.
fighting, fire, and rock.
Gengar is a powerful ghost type of Pokemon. In Pokemon Platinum it is possible to capture one by going to the Old Chateau.
You can beat a ghost type with another ghost type (Like Haunter)
Dark type can beat ghost.
You have to beat the Hearthome gym leader then you can get through. (do NOT use normal type moves on her because she has ghost type poke'mon and normal type moves won't effect ghost type pokemon).
ghost
thunder pokemon
Giratina Type: Ghost/Dragon
Fantina is a Ghost type gym leader, meaning normal and fighting types won't have any effect.
enterna
Using Dark or Ghost type moves against it
fighting, fire, and rock.
The Gym Leader is easy to beat. She mainly use's ghost type Pokemon. Ghost Pokemon are weak against Physic Pokemon. Trust me if i can beat her you can.
Dark and ghost type moves.