Beat the elite four and become Pokemon champion when the game saves reopen your file and prof oak should appear and ask you to see your pokedex if you have recorded 60 Pokemon or more he will take you to his lab and upgrade you pokedex to the national mode now you can own and capture johto and hoenn Pokemon!
The original Pokedex is given to the player by Professor Birch. After the Pokemon Ruby trades with LeafGreen or FireRed the National Pokedex will be unlocked.
YOU NEED TO FIGHT ALL POKEMON AND YOU WILL COMPLETE THE POKEDEX. AND THAT WILL HELP YOU TO GET THE NATIONAL POKEDEX BY TALKIN TO PROFESSOR OAK.
This is an upgraded version of the pokedex you will get this after becoming pokmeon champion as long as you recorded 60 species of Pokemon in the pokedex.
Yes Brock's Golbat evolves in "Control Freak".
Congratulations you get a diploma from game freak at the celadon mansion and if you talk to oak well... he roars at you.
You have to trade with firered or leafgreen to get the national pokedex.
trade
see every Pokemon
beat the Pokemon league.
beat the elite four once
never leafeon is NOT in the kanto pokedex anyways there is no national pokedex
The national is the National Pokedex. This pokedex allows you to catch/see new pokemon. You'll also get to go to 4,5,6, and 7 island.
get firered or leafgreen and migrate it to pearl after national pokedex
you find in snow point temple after you get the national pokedex
trade it from ruby sapphire or emerald after getting the national pokedex.
You go to route 228 after you get the national pokedex and migrate Pokemon from leafgreen
in peral/diamond you have to get the national pokedex in firered/leafgreen you can catch it in the later stages of the game