(and I think this progression sounds freaking awesome, very dark and scary)
Which is why I say it's in a locrian mode, at least the first four chords. It is very dark sounding, but I guess I should have just wrote the simplest chord labels rather than try to make sense of it. Yes, quite amusing. You got me there. 'LOL'
"My whole life is a dark room...ONE BIG DARK ROOM" - a.f.i.