You can go to the WTS in Jubilife City, however you can only seek Pokemon that you've already seen. Another way would be to ask for someone's friend code and trade with them on the bottom floor of the pokecenter.
go to www.pkmntrades.webs.com
Trade with Pokemon Pearl or Pokemon Platinum
No, you most likely have to trade from Pokemon pearl, in my knowledge, at least
you cant trade Pokemon diamond pearl with leaf green. You can only do that if you trade Pokemon from leaf green to diamond pearl.
You need to have Pearl or trade with someone who has Pearl.
you cant you have to trade them to your Pokemon pearl from other games
No. Just like in Pokemon Pearl with the Pal Park you can only trade from Pokemon pearl to black, not back
Sorry, but you can't. You can trade from LeafGreen to Pearl, but not back.
Trade with Pokemon Pearl or Pokemon Platinum
HelloSorry to say but you cant trade Pokemon from pearl to leafgreen but you can migrate Pokemon from leafgreen to pearl via the pal park
you cant trade in mystery dungeon but you can trade in pearl with diamond/platinum
you dont migrate from pearl you trade
You cannot "trade" pokemon between Pokemon FireRed and Pokemon Pearl. Instead, pokemon from Pokemon FireRed Version can be transferred to Pokemon Pearl via Pal Park.
No, you most likely have to trade from Pokemon pearl, in my knowledge, at least
Yes.
trade from diamond trade from diamond
No, but you can send Pokemon from Pokemon Pearl to Pokemon Black. In-depth details: Remember that if you trade from Pokemon Pearl to Pokemon Black, you must have the Japanese version of Pearl since it's quite region locked.
There is no way to trade a Lopunny in Pokemon Diamond and Pearl.