Complete your pokedex..
what do you do after beating the fouth gym in pokemon pearl
by BEATING the 7th gym
by beating the gym leader
which gym leader?
go and beat the 8th gym
awww by beating the 7th gym
try beating the gym leader
beating the other gyms
after beating a certain gym leader after beating the 4th gym leader aka vermillian
By beating the gym leader
Go to pastoria and battle the gym leader wake
Gym 13- Fusia City- Poison Type.