Buckethead has done a few full albums under the anagram Death Cube K of excellent Halloween music - not cheesy Monster Mash stuff, but full-on dreadful creepy atmospheric stuff. Great tunes to play on your porch on Halloween when the trick or treaters are coming by.
[ame=http://www.youtube.com/watch?v=ZvUj79PM-NI](Full Album) Death Cube K - Dreamatorium - YouTube[/ame]