To get by the fifth Gym Leader in Pokemon Platinum, you would have to have Pokemon that are Grass types because Grass types are effective against both Water and Ground. Well Gyarados is the only threat there so id recommend a grass or electric provably (don't care) grass because of Quaqsire
pass the 5th gym leader
charizard
Fantina
luxary
Have a water ice or grass pokemon.
Koga's Pokemon are: Koffing Muk Koffing Weezing
what did you say
it is at driftveil city
Koga, he is in fuschia city, he uses poison Pokemon
You put down your Gameboy and stop playing pokemon.
In sapphire, the 5th gym leader is your dad, in that city after Oakdale.
You go to saffron city