>>20416416Define Trade? Between two concurrent emulators you can simulate a gba link cable, but with an actual game you can't.
If you want to transfer things up, get a DPPt ROM up, go to the transfer spot, and make sure the appropriate Gen 3 rom is inserted in the emulator itself and get them from there. Then trade the mons in DPPt to a legitimate copy, PokeTransfer, PokeBank