Save File Dumping and Injection is available here.
This requires you use a 3ds on system nand 9.0-9.5. You CANNOT use any other firmware, nor a new nintendo 3ds, nor a 3ds on 9.x emunand.
This will NOT work on a Korean 3DS at the moment.
한국판 닌텐도3DS에는 불가능합니다.
If it isn't working, please clear your browser history and cookies and try again.
Please do not discuss Pokemon legality help in this thread. (Questions such as "why can't I trade this mon/battle with it/etc")