Fresh from your triumph on the colony ship Marathon, you are seized by the rogue AI Durandal to do his bidding in a distant part of the galaxy. Within the ruins of an ancient civilization, you must seek the remnants of a lost clan and uncover their long-buried secrets. Battle opponents ancient and terrible, with sophisticated weapons and devious strategies, all the while struggling to escape the alien nightmare…

This classic 1995 Bungie™ FPS is now maintained by the fan community. Experience authentic game play using the original data files, with optional widescreen HUD support, 3D filtering/perspective, positional audio, and 60+ fps interpolation, just in case the original is too authentic.

Classic Marathon 2 is powered by the Aleph One engine, which is available under the terms of the GNU General Public License (GPL) Version 3.