the third gym leadar is Burgh he uses bug type so fire or flying are good he haw 3 Pokemon a leavanny and something and something
Kill them with Fire.
December the 3rd and 4th.
You use your strong(est) Pokemon to kill the Gym Leader's Pokemon.
Only if the 2 games somehow merge, or in the future, the decide to use gray It is unknown what the 3rd game will be called, if there will be one, but most people think it will be called Pokemon Grey as it is middle shade between Black and White.
3rd gym
I have Pokemon platinum the 3rd gym leader always their your probaly just not lucky.
The third gym leader in poekmon pearl is maylene, a fighting type gym leader.
In Japan it has already come out. In America it will come out on the 3rd of March and in euroupe and UK and Ireland it will come out in spring
umm lemme see i think they also give out victini on dec. 3rd thru 31st 2011.
There are currently 493 Pokemon everywhere except Japan. Japan has released new games (Black and White), coming to the US in 2011.
If ur stuck on the 3rd gym leader go to the places on castelia city on the bottom and then they wil Talk to u
ground/rock will be good