Mario Bros (1983) (atari) (pal) Access

In this version, Mario (and Luigi in two-player mode) must clear the sewers of New York by flipping and kicking away various creatures.

: You cannot jump on enemies to defeat them. Instead, you must hit the platform directly beneath them to flip them onto their backs, then touch them to knock them out. Mario Bros (1983) (Atari) (PAL)

The PAL edition, primarily released in Europe and Australia, differs slightly from its NTSC (North American) counterpart due to the technical standards of the era. In this version, Mario (and Luigi in two-player