Nine Inch Nails - Demos and Remixes
1-5 Studio demos from 1988
6 - Live
7 - Alleged original version w/Trent on vocals. I think it sounds identical to version on Nativity In Black w/Al Jourgensen on vocals.
8-14 Various promotional mixes

01. Down In It 
02. Sanctified 
03. Kinda I Want To 
04. Twist (Version) 
05. Down In It (Big Whole Mix) 
06. Suck 
07. Supernaut 
08. Down In It (demo) 
09. Head (Version) Flood Mix 
10. Sin (DJ Edit) 
11. Head Like A Hole (Go-Go Mix) 
12. Wish (DJ Edit) 
13. Suck (Demo) 
14. Down In It (Skin Mix)