>>43669872There weren't any that could connect but GBC games could definitely detect that they were being played on a GBA. The Zelda Oracle games are one example. If they really wanted to milk cash for transferring and all that. They should've held off Pokemon Box until they figured out a way for you to be able to transfer Pokemon from your GBC games to the GameCube and then actually sell it as a full retail product outside of one fucking store in New York.