Here's the soundtrack for both parts of Bunnykill 5:
http://www.megaupload.com/?d=M2D6UWZ0

I also included an alternate version of the first song of BK5.2, where I remixed BK4's White Avenger into BK5's style of drum'n'bass/industrial/whatever. Originally I wanted to include it in the animation but it unfortunately it didn't fit, so I had to come up with something else.

Anyway, enjoy. It's CC-licensed, so you're free to share it and use it non-commercially and all that (Attribution-NonCommercial-ShareAlike 3.0 Unported (CC BY-NC-SA 3.0) ).