you need to migrate the original regis (regics, rigirock and registeel) from emerald ruby or Sapphire.
then go to the snow city with the 7th gym leader and go to the top of the villiage. you will find a temple. go to the bottom of the temple with all the reigis in your party and talk to the Pokemon at the bottom and you will battle regigigas
Darkrai is a dark type of Pokemon. You can catch one in Pokemon Diamond version on Newmoon Island but you need a membership card.
To catch every Pokemon, you need action replay for the few last diamond legendaries. You will need Pokemon fire red/leaf green and emerald. Migrate them to Pokemon diamond. In Pokemon diamond, fill up your pokedex by catching Pokemon normally or with poke radar, or use gts. It will take a long time to catch all Pokemon
you need to trade one in Pokemon diamond or go to the great marsh and to
To catch palkia you will need to trade him with Pokemon pearl. NOTE: You catch palkia in pearl and dialga in diamond.
You can't. You need to catch a glameow on Pokemon pearl, evolve it and/or trade it over to diamond
to get to sunny shore in Pokemon diamond you need to catch dialga at spear pillar
You need to have a life first.
yes you do
to get reggigas you need to have the "special reggigas" which i think is an event pokemon, then you go to get "regirock, registeel and regice" then go to snowpiont city, and go to the temple (if you have beaten the elite four) and keep going down and find your way to reggigas.
You cant, you need to evolve a Stunky.
need to migrate or trade
You need to trade or migrate it.