[NES] Super Mario Bros. 1/3 – Original game with two-player mode

Super Mario Bros. 1/3 is a hacked rom that is based on the classic video game Super Mario Bros. 1 and added with features from Super Mario Bros. 3, developed by Corpse Grinder and Doomday from Russia, in 2018. Its main feature is that it enables you to play with another player at the same time.