Project AM2R is a project by DoctorM64. This project of his is a complete overhaul of Metroid II Return of Samus. This Project is fan made with his own remixes and songs, sprites, map, AI everything. He says he plans to finish it. In the meantime, you can taste what he can do in his small Metroid game, METROID Confrontation.
Click here for the blog and progress report.