TornadoAP

Considering that it's your birthday and this is a song I cannot stop listening to since I've heard it: The Mean Greens - Operation Birthday: Be warned there is some voice in it but I like to think the voice is more comparable to an instrument as there's no line in the song that isn't reused. Edit: May I also suggest the Minerva: Metastasis soundtrack. It's an obscure mod by a guy who's now working with Valve but the music is by a person named Zhaytee. Liberalitas: Absconditus: Omnia: Duco Ergo Sum:

You've probably already heard of this but have you heard of the Fountain War?