no
Nope.
You need to become the champion then when you enter the gym leader will say that she had a word with Cynthia and that you can go in
if you want Sinnoh Pokemon in Pokemon White first of all you need to beat the the champion and enter the hall of fame then you need the national Dex after that you might be able to catch some of them but you can get most of them by going to the Pokemon transfer lab and transfering them over from you Pokemon diamond, pearl, and/or platinum BUT you can not get them back after that
you need another ds and diamond, then trad the Pokemon to pearl. jay17
You have to beet the champion! I don't no were the champion is though OK!
you need to hatch a togepi in soulsilver or heartgold then trade it to pokemon diamond
No
you need to trade one in Pokemon diamond or go to the great marsh and to
you need the same Pokemon to evolve it.
you don't need regigigas for registeel. you need reegisteel, regirock and regice for regigigas on Pokemon pearl or diamond
you dont need any specifics pokemon, you need the national pokedex.
it's spelt manaphy and you need action replay to get it in Pokemon diamond. YOu can get it ffrom Pokemon ranger though.