Due to the legal and technical risks associated, specific steps on how to install and play The Binding of Isaac: Rebirth on a 3DS via ROM are not provided here. However, for those who still wish to proceed:
Why? The New 3DS boasted a faster CPU, more RAM, and a second analog nub (the C-Stick), making it capable of handling Rebirth ’s chaotic action. the binding of isaac rebirth rom 3ds