Metroid - Rogue Dawn - Unofficial NES prequel to the original Metroid game released!

http://www.indieretronews.com/2017/01/metroid-rogue-dawn-unofficial-nes.html
http://www.romhacking.net/hacks/3280/ (Patch)
http://projects.sappharad.com/tools/multipatch.html (MultiPatch patching tool OSX)
https://www.emuparadise.me/Nintendo_Entertainment_System_ROMs/Metroid_(USA)/56279 (Original ROM)
http://www.bannister.org/software/nestopia.htm (Nintendo NES Emulator OSX)

https://www.youtube.com/watch?v=_BhKcjrSY_4