Help Finishing BDSP and PLA Dex

I just need a few pokemon left for both dexes listed below.
PLA: Silcoon, Chansey, Gastly, Magnemite, Electrode, Clefairy, Froslass, Mamoswine
BDSP: Palkia, Manaphy, Chatot, Buneary

Looking for ENG and selfcaught pokemon only.