Think of Marathon as of Halo back in Doom's day.īeing a Marathon freak, I started to port the AlephOne game engine to the Wii a year ago, but I stopped 9 months ago due to a crash that I am not able fix. First of all, let me introduce you to the AlephOne game engine : it's an open source game engine used to play Bungie's Marathon game and its add-ons.