Marathon Infinity Community Forum

What are you discovering in Marathon Infinity?

Marathon Infinity closes the original trilogy with a story that refuses to run in a straight line. Its campaign revisits events from different angles while the familiar FPS combat grows stranger and more demanding. What does this download include? Aleph One's full Windows ZIP for Infinity, including its own game data and Classic Marathon Infinity.exe. No Steam account or prior trilogy installation is needed. Extract the package and launch the executable. The trailer and screenshots are for the original Infinity release as presented by the Aleph One team. This is not footage or artwork from Bungie's newer Marathon game. License and credits Aleph One engine code is GPLv3. The original Infinity campaign, artwork, and branding retain separate copyright and are made available for free play with permission. Promotional images are from the Aleph One team's Classic Marathon Infinity publisher page. Downloads come directly from the original project. NeonRoof does not host or repackage the game files. Independent catalog listing. NeonRoof is not affiliated with or endorsed by this project's developers. Downloads are provided by the project's official distribution source.

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