oak will thank you on the PC that is it what a blow out
well you'll just battle professer oak,but becareful,he has a lv.100 empoleon,infernape and torterra!
u get national dex
You go outside...
You have to go and talk to Professor Oak in Eterna City. He's in the small house that's closest to the building that leads to the cycling road.
im pretty sure u get a national pokedex (national dex)
Nothing. It just gives a great feeling that you did something.
Complete the Unova pokedex (after that coplete the national pokedex)
If you talk to someone in the Game Freak building he will give you a certificate.
Pokemon 386 completeYou get a diploma from a gamefreak guy located in Celadon City.
Oak just shows up out of nowhere that's it.
He gives you a poke radar to help you find or avoid pokemon. hope this helped!
nothing happens.