Defeating Blue is the end of the main quest line. There are other mini quests that you can do if you want. Aside from that the only thing left to do is to complete your National Pokedex.
beat the 14? there are 16
i defeated them with alot of healing stuff and luck and with my level 60 pokemon!
Whatever you like, beacuse that is the end of any storyline.
he comes back to the power plant every day
if you defeated the elite four and champion you can see him in at indigo plateu (pokemon league)
You have to get his sister to massage five of your Pokemon and then show her a Pokemon with max happiness. Or you can use the Complete Phonebook AR code.
sorry you have to trade it to Pokemon soul silver
Larvitar can be found mainly at Mt. Silver, you access this place after you have defeated the Pokemon League to battle the most powerful trainer.
Soul silver is AWESOMENESS!! yes GET IT
It can't be found in Pokemon Gold or Silver. Only in Crystal, where can teach your Pokemon Flamethrower by finding the Move Tutor outside Mt. Silver on Saturdays and Wednesdays after you have defeated the Elite Four. It can be found in Heartgold and Soul Silver as well.
According to Serebii.net there are 493 Pokemon in Soul Silver.
After you have defeated all 16 gymleaders, go to Professor Oak and he'll give you the HM.