Samus: Mother Brain Returns
Original title: Metroid
Platform: Nintendo Entertainment System
Region: USA (Update Hacks)
Media: Cartridge
Controller: NES Gamepad
Genre: Platformer 
Gametype: Hack
Players: 1
Hacked by: Odb718
Version: Final
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Samus' suit is redesigned, all of the maps have been edited, title screen, mission text, credits, and boss and item locations are changed.

http://www.zophar.net/hacks/nes/metroid-1/Samus-Mother-Brain-Returns-517.html