Originally composed by Alexander Seropian. The Marathon Trilogy is a series of first-person shooter games originally released commercially for Macintosh between 1994 and 1996, and has been released as open-source in the early 2000s under the project name, Aleph One.


I was going for multiple influences with this one, namely Terminator, Tangerine Dream, and a Commodore Amiga game called Another World (aka Out of This World in North America).