No, because the data for the new Pokemon isn't in HGSS, so the programmers have to keep all Pokemon from being traded into HGSS. You can import your Pokemon from HGSS to Black and White, though, you just can't trade them back.
You can't. You'd have to transfer it from a Pokemon Black/White/Black 2/White 2 game or trade for one on the GTS.
at the Pokemon transfer lab on route 15.
You don't, but you can trade from HGSS
Dusclops can not be found in Pokemon White/Black. Duskull is also not available in Pokemon White/Black. The only way is by PokeTransfer from DPP / HGSS. However, Duskull can be found in Dream World with their special ability.
transfer it from the pal park or trade from hgss.
Sorry. You cannot obtain Lugia in Platinum. You have to trade it from HGSS.
(migrate from emerald.) Now you can use HGSS to trade a feraligator to pearl.
kanghskhan
You can't. You have to trade it from DPt.
There is no way to find a Manectric wild in Pokemon White. You can find it by: A. Evolving Electrike (Which is also unobtainable in 5th generation) B. Transferring it from DPP or HGSS
You can't get it on pearl but you can get it in HGSS and diamond. For diamond, top of mt. cornett, for HGSS you have to have and arceus
dragons den