Super Mario Bros. 2 is a platform game developed and published by Nintendo for the Nintendo Entertainment System. It was first released in North America in September 1988, and in the PAL region in 1989.

Super Mario Bros. is a platform game developed and published in 1985 by Nintendo for the Famicom in Japan and for the Nintendo Entertainment System (NES) in North America. It is the successor to the 1983 arcade game Mario Bros. and the first game in the Super Mario series. Following a US test market release for the NES, it was converted to international arcades on the Nintendo VS. System in early 1986. The NES version received a wide release in North America that year and in PAL regions in 1987.