go to serebii.net everything u need to no is there
go
There are some, but a Machoke will be the Best
Dont be a cheater
Diamond dust is mythical and made up by the creators of pokemon!
there's Pokemon Sapphire Version, Pokemon Diamond and Pokemon Pearl
If you mean fastest breeder, it would be magikarp. If you want it for strength, then breed a Pokemon that is known for being strong, and look for the IV's. (if you don't know what IV's are, look on serebii.net.)
yes
You may save battle points if you have battle card. I forgot where you get it from.
battle points known as BP are what you use for prizes at the battle tower.
No, Rotom is a Generation IV Pokemon (Diamond/Pearl/Platinum) and does not appear in the earlier games.
i hate to say it...but u caun't. belf me, iv trid.
Darkrai is a Pokemon from Generation IV, and Pokemon ruby is a game from Generation III , so you can only get darkrai in Pokemon Platinum, Diamond or Pearl