Play Super Mario Bros Ii 1998 (hack) Online

Super Mario Bros II 1998 is a hack of a Sega Genesis platformer that reworks the original game into a new adventure. It was released for the Sega Genesis, also known as the Mega Drive, during the 16-bit era when fan modifications started to become more common. This version takes the familiar Mario framework and applies its own changes to level design and mechanics.

You control Mario through a series of side-scrolling stages, running and jumping across platforms while avoiding enemies and pits. The main goal is to reach the end of each level, often by finding a specific exit or defeating a boss. Signature mechanics include screen-by-screen exploration where each new section presents a fresh challenge, and collecting special items that grant temporary abilities like fireballs or invincibility. The pacing is generally brisk, with some levels introducing sudden difficulty spikes that demand precise timing. It feels like navigating a familiar world that has been subtly rearranged to test your reflexes.