Fourth Badge is Morty - the Ghost-type Gym leader. He's in Ecruteak City - boasting a team of a Gastly, 2 Haunters and a Gengar. You'll have to go to Burned Tower and awaken the legendary dogs to be able to face him.
You can earn the fourth badge in Pastoria City.
Up Your Bum!
Lavaridge town.
Well sometimes you need to know whirlpool and you need a certain badge to use it out of battle. If not that then.... i dont really knowww.... -_-" *you need the Ecruteak badge before you can use it out of battle*
You have to go to cinnibar island and meet up with Blue. Talk to him. He will then go back to Viridian City Gym and you can face him.
The 8th Badge in Pokemon Diamond is called The Beacon Badge.
you need 50 for a badge then 200 for a super badge then 500 for a fliriffic badge hope it helped Chelsea xxx
the heat badge looks like a jumping red burning horse with a ball in the middle
GET THE LAST BADGE......
i haht Pokemon soulsilver so live with it itiet
beat pryce
beat blue to get it.
defeat the fifteenth gym leader
misty
Once she starts to cry, talk to her again and she will give you the badge.
the next gym is @ Mahogany Town
Beat the gym leader.
I think you have to make Team Rocket break up.
you need to beat jasmine in olivine city
You beat the 6th gym leader.