New Super Mario Bros. is a 2D side-scrolling platform video game in the New Super Mario Bros. series developed by Nintendo for their Nintendo DS handheld video game console. It is a part of the New Super Mario Bros. subseries of the Super Mario franchise, and follows Mario as he fights his way through Bowser's henchmen to rescue Princess Peach. Mario has access to several power-ups that help him complete his quest, including the Super Mushroom, the Fire Flower, and the Starman, each giving him unique abilities. While traveling through eight worlds with a total of 80 levels, Mario must defeat Bowser Jr. and Bowser before saving Princess Peach.