when you beat the elite four
there is no national dex in Pokemon emerald. but, you can trade it from Pokemon leafgreen, and firered.
get all the Pokemon in the emerald dex
in the national dex: Pidgeot in the hoenn dex: Dustox
You can get Cyndaquill by completing the Hoenn Dex.
Catch all the pokemon in the hoen dex. You may want to trade.
get all the Pokemon
Yes, if you trade it you will automatically get the national pokedex on Pokemon Emerald
200 Pokemon is all the emerald Pokemon to get more beat elite four and get national dex
regigigas isn't one of the 150 pokemon. he only in the national dex and his number is 486.
The pokemons added on the national dex are the pokemons in the region kanto which isn't added in the local dex and also those Pokemon on johto region which isn't added on your dex earlier
by trading from emerald after completing hoen dex
yes