Not long at all once you have both GBA's connected initiate the link by going upstairs in any Pokemon center on both GBA's and talk to the trade center, colosseum or record corner lady to start the link!
Yes, so long as you have a GameCube to GBA Link Cable.
Yes but you also can trade using a GBA to GBA link cable.
if it has ends that plug into the gamecube and the GBA, then yes
you go to a Pokemon mart and fill out the questionaire and put LINK TOGETHER WITH ALL and you should get it but you would to have a adapter or a GBA link cable
The direct corner is located on the top floor of a Pokemon center to the far right. This can be used for trading and battling with another Game Boy Advance as long as you have a GBA link cable.
GBA cable link
The GBA universal link cable is the only way to link two GBA's together, sadly.
Yes.
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To connect a Game Boy Advance (GBA) link cable to a Nintendo DS, you need to use the DS's GBA slot, which is located on the bottom of the device. Simply insert the link cable's connector into the GBA slot, ensuring a secure fit. This allows for gameplay features that utilize the link cable, such as trading Pokémon between compatible games. Note that the Nintendo DS only supports GBA link cables with GBA or GBA-compatible games, not DS games.
you can't a GBA link cable can't connect to a DS.
Yes, so long as you have a GameCube to GBA Link Cable.
There is a opening in the link cable for another link cable to be inserted into that which then can transfer to the other GBA's.
yes
Use a GBA link cable.
Yes. You must use the gba-gc link cable.
The GBA universal link cable is the standard in linking GBA's together, and it'd be best not to substitute any other cable.