New Super Mario Bros. (Supremacy) ROM download is available to play for Nintendo DS. This Mario game is the US English version at EmulatorGames.net exclusively. Download New Super Mario Bros. (Supremacy) ROM and use it with an emulator. Play online NDS game on desktop PC, mobile, and tablets in maximum quality. If you enjoy this free ROM on Emulator Games then you will also like similar titles New Super Mario Bros. (Psyfer) and New Super Mario Bros Wii.