Streets of Rage 2 New Era is a fan-made mod for the Sega Genesis classic Streets of Rage 2, aiming to expand and refresh the original 1992 beat-em-up experience. The project has its own dedicated website and a public changelog, signaling an active and ongoing development effort.
Details from the changelog are limited at this stage, but the mod appears to be a substantial reworking of the base game. More specifics on gameplay changes, new content, and compatibility are expected to surface as the project matures.