Here's the official stance of Nintendo on ROMs, emulators and mods: http://www.nintendo.com/corp/legal.jsp#helping http://www.nintendo.com/corp/legal.jsp#helpi

Here's the official stance of Nintendo on ROMs, emulators and mods: http://www.nintendo.com/corp/legal.jsp#helping http://www.nintendo.com/corp/legal.jsp#helping But, it seems Nintendo is pretty lenient on fan-made content: http://kotaku.com/5585802/nintendo-doesnt-want-to-criminalize-obsessed-fans http://kotaku.com/5585802/nintendo-doesnt-want-to-criminaliz...