If you have an action replay you can just find a code for it.
If you dont want to cheat go to sherbii.com and it should show you where the are.
you have to fill out the pokedex first then talk to prof. Rowan in his lab
you have to see all of the Pokemon and then you get the national pokedex from Prof. Rowen and Prof. Oak in Prof. rowen's lab after completeing the Sinnoh pokedex.
It is a Chatot in the Sinnoh Pokedex and an Exeggcute in the National Pokedex. If you have an Action Replay, you can get the cheat code that has 100% complete Pokedex and it will fill your whole Pokedex. Hope I helped!!!
you have to see all of the Pokemon and then you get the national pokedex from Prof. Birch and Prof. Oak in Prof. Birch's lab after completeing the Sinnoh pokedex.
You have see to many different pokemons. Then you will fill it (you have to every Pokemon to get national pokedex).
you cant but it will fill out your pokedex
you got to migrate and trade from other Pokemon games or talk to dawns sisters and the Pokemon manchine owner and the will have talked about Pokemon that is not in the region you is in
I just tried to fill the pokedex
You fill up your pokedex then you will get national dex and all of battle island is opend and also you get to catch the other legendaires
Yes you can. You just have to fill up your pokedex and talk to pr.Rowan.
try transferring Pokemon back and forth from diamond, pearl, or platinum. that way, the pokedex in both games are filled.
you just have to play the game