How to play pokemon - black/white 2 (USA) with supercard dstwo
Supercard dstwo play pokemon black/white 2, play pokemon black2 with flashcart
Buy supercard dstwo in usa here: http://www.dsflashcart.com/
At first, you need to update your supercard dstwo card to the latest firmware. just download the latest firmware and EOS from the official site and then use a Non updated 3ds or DSi console to update it to support the latest 3DS system.
Second. format the sd card, do a full format will be always good remember to backup your important files before you do the format.
Third, download the latest EOS from the dstwo official site, extract it, and put all the files in the root of your sd card.
Fourth, download the AP patched pokemon black 2 usa verison or pokemon white 2 usa verison , put the game rom in the sd card. you can not use the clean rom currently.
After you get all those thing done. just insert your sd card and your dstwo card into the 3ds or dsi or ds console. turn on and run the game, it will be working fine.
If you do not have dstwo flashcart, other flashcart can also work on this game as well, i will write more guide in the later time.