AlienZeed (A top-view 2D game implemented in GameMaker).
Copyright (c) 2007, Luis Quesada Torres - https://github.com/lquesada | www.luisquesada.com
Uses some Doom original sound effects as placeholders.
This repository contains the source GameMaker file. Download a compiled binary for Windows at https://github.com/lquesada/AlienZeed/releases.