You must first see, not catch, every Pokemon in your original dex. Then, go to Sandgem and talk to Professor Oak. Note: you do not actually have to defeat the Elite Four to get the national dex, although it is much easier.
well you need to have all your Pokemon in your pokedex and when you get your national pokedex you will get breed
#345 in the national pokedex is the Pokemon lileep. you can find 1 with the explorer kit!!!!!!
you have to try and complete the national pokedex and if you complete the national pokedex you can restart the game.
On the national pokedex Groudon is number 383.You can not find Groudon on the Sinnoh pokedex.
Eevee's number in the national Pokedex is #133. If you don't know what the Pokemon's number is then go to pokemondb.net/pokedex/national It is a great site to find Pokemon's number!!
you get it when u get your national pokedex
Victory road
You must have the National PokeDex to capture Heatran.
No, but you have to have the National Pokedex to find the special item
there isn't, national is the final upgrade for the pokedex
you get it from professor rowan after you get the national pokedex
check the number in your NATIONAL pokedex